[libpng16] Imported from libpng-1.6.0beta05.tarv1.6.1beta05

author: Glenn Randers-Pehrson <glennrp at users.sourceforge.net> 2012-02-02 23:11:45 -0600
committer: Glenn Randers-Pehrson <glennrp at users.sourceforge.net> 2013-03-01 21:38:03 -0600
commit: f3af706c2a489333f816843bc986a6bafe47719b (patch)
tree: 8fa3603462427abc8d9b3b349df899621975b72c /scripts
parent: 96cf4bde0e3c65012ba71c9b8dc930138a27ca96 (diff)
download: libpng-f3af706c2a489333f816843bc986a6bafe47719b.tar.gz
55 files changed, 948 insertions, 1522 deletions
diff --git a/scripts/README.txt b/scripts/README.txt
index 24514d038..5598232ef 100644
--- a/scripts/README.txt
+++ b/scripts/README.txt
@@ -1,9 +1,9 @@
 
-Makefiles for  libpng version 1.6.1beta05 - February 27, 2013
+Makefiles for  libpng version 1.6.0beta05 - February 3, 2012
 
 pnglibconf.h.prebuilt       =>  Stores configuration settings
  makefile.linux    =>  Linux/ELF makefile
-                       (gcc, creates libpng16.so.16.1.6.1beta05)
+                       (gcc, creates libpng16.so.16.1.6.0beta05)
  makefile.gcc      =>  Generic makefile (gcc, creates static libpng.a)
  makefile.knr      =>  Archaic UNIX Makefile that converts files with
                        ansi2knr (Requires ansi2knr.c from
@@ -20,7 +20,7 @@ pnglibconf.h.prebuilt       =>  Stores configuration settings
  makefile.dec      =>  DEC Alpha UNIX makefile
  makefile.dj2      =>  DJGPP 2 makefile
  makefile.elf      =>  Linux/ELF makefile symbol versioning,
-                       (gcc, creates libpng16.so.16.1.6.1beta05)
+                       (gcc, creates libpng16.so.16.1.6.0beta05)
  makefile.freebsd  =>  FreeBSD makefile
  makefile.gcc      =>  Generic gcc makefile
  makefile.hpgcc    =>  HPUX makefile using gcc
@@ -35,12 +35,12 @@ pnglibconf.h.prebuilt       =>  Stores configuration settings
  makefile.os2      =>  OS/2 Makefile (gcc and emx, requires libpng.def)
  makefile.sco      =>  For SCO OSr5  ELF and Unixware 7 with Native cc
  makefile.sggcc    =>  Silicon Graphics (gcc,
-                       creates libpng16.so.16.1.6.1beta05)
+                       creates libpng16.so.16.1.6.0beta05)
  makefile.sgi      =>  Silicon Graphics IRIX makefile (cc, creates static lib)
  makefile.solaris  =>  Solaris 2.X makefile (gcc,
-                       creates libpng16.so.16.1.6.1beta05)
+                       creates libpng16.so.16.1.6.0beta05)
  makefile.so9      =>  Solaris 9 makefile (gcc,
-                       creates libpng16.so.16.1.6.1beta05)
+                       creates libpng16.so.16.1.6.0beta05)
  makefile.std      =>  Generic UNIX makefile (cc, creates static libpng.a)
  makefile.sunos    =>  Sun makefile
  makefile.32sunu   =>  Sun Ultra 32-bit makefile
@@ -62,25 +62,15 @@ Other supporting scripts:
  pngwin.dfn        =>  Used to maintain pngwin.def
  SCOPTIONS.ppc     =>  Used with smakefile.ppc
 
- checksym.awk       =>  Used for maintaining pnglibconf.h
- def.dfn            =>  Used for maintaining pnglibconf.h
- options.awk        =>  Used for maintaining pnglibconf.h
- pnglibconf.dfa     =>  Used for maintaining pnglibconf.h
- pnglibconf.mak     =>  Used for maintaining pnglibconf.h
- sym.dfn            =>  Used for symbol versioning
- symbols.def        =>  Used for symbol versioning
- symbols.dfn        =>  Used for symbol versioning
- vers.dfn           =>  Used for symbol versioning
-
- libtool.m4        =>  Used by autoconf tools
- ltoptions.m4      =>  Used by autoconf tools
- ltsugar.m4        =>  Used by autoconf tools
- ltversion.m4      =>  Used by autoconf tools
- lt~obsolete.m4    =>  Used by autoconf tools
-
- intprefix.dfn     =>  Used by autoconf tools
- macro.lst         =>  Used by autoconf tools
- prefix.dfn        =>  Used by autoconf tools
+checksym.awk       =>  Used for maintaining pnglibconf.h
+def.dfn            =>  Used for maintaining pnglibconf.h
+options.awk        =>  Used for maintaining pnglibconf.h
+pnglibconf.dfa     =>  Used for maintaining pnglibconf.h
+pnglibconf.mak     =>  Used for maintaining pnglibconf.h
+sym.dfn            =>  Used for symbol versioning
+symbols.def        =>  Used for symbol versioning
+symbols.dfn        =>  Used for symbol versioning
+vers.dfn           =>  Used for symbol versioning
 
 
 Further information can be found in comments in the individual makefiles.
diff --git a/scripts/chkfmt b/scripts/chkfmt
new file mode 100755
index 000000000..9da6475fd
--- /dev/null
+++ b/scripts/chkfmt
@@ -0,0 +1,137 @@
+#!/bin/sh
+#
+# Check the format of the source files in the current directory - checks for a
+# line length of 80 characters max and no tab characters.
+#
+# Optionally arguments are files or directories to check.
+#
+# -v: output the long lines (makes fixing them easier)
+# -e: spawn an editor for each file that needs a change ($EDITOR must be
+#     defined).  When using -e the script MUST be run from an interactive
+#     command line.
+verbose=
+edit=
+vers=
+test "$1" = "-v" && {
+   shift
+   verbose=yes
+}
+test "$1" = "-e" && {
+   shift
+   if test -n "$EDITOR"
+   then
+      edit=yes
+
+      # Copy the standard streams for the editor
+      exec 3>&0 4>&1 5>&2
+   else
+      echo "chkfmt -e: EDITOR must be defined" >&2
+      exit 1
+   fi
+}
+
+# Function to edit a single file - if the file isn't changed ask the user
+# whether or not to continue.  This stuff only works if the script is run from
+# the command line (otherwise, don't specify -e or you will be sorry).
+doed(){
+   cp "$file" "$file".orig
+   "$EDITOR" "$file" 0>&3 1>&4 2>&5 3>&- 4>&- 5>&- || exit 1
+   if cmp -s "$file".orig "$file"
+   then
+      rm "$file".orig
+      echo -n "$file: file not changed, type anything to continue: " >&5
+      read ans 0>&3
+      test -n "$ans" || return 1
+   fi
+   return 0
+}
+
+# In beta versions the version string which appears in files can be a little
+# long and cause spuriously overlong lines.  To avoid this subtitute the version
+# string with a 'standard' version a.b.cc before checking for long lines.
+if test -r png.h
+then
+   vers="`sed -n -e \
+   's/^#define PNG_LIBPNG_VER_STRING .\([0-9]\.[0-9]\.[0-9][0-9a-z]*\).$/\1/p' \
+   png.h`"
+   echo "chkfmt: checking version $vers"
+fi
+if test -z "$vers"
+then
+   echo "chkfmt: png.h not found, ignoring version number" >&2
+fi
+
+test -n "$1" || set -- .
+find "$@" \( -type d \( -name '.git' -o -name '.libs' -o -name 'projects' \) \
+   -prune \) -o \( -type f \
+   ! -name '*.[oa]' ! -name '*.l[oa]' !  -name '*.png' ! -name '*.out' \
+   ! -name '*.jpg' ! -name '*.patch' ! -name '*.obj' ! -name '*.exe' \
+   ! -name '*.com' ! -name '*.tar.*' ! -name '*.zip' ! -name '*.ico' \
+   ! -name '*.res' ! -name '*.rc' ! -name '*.mms' ! -name '*.rej' \
+   ! -name '*.dsp' ! -name '*.orig' ! -name '*.dfn' ! -name '*.swp' \
+   ! -name '~*' ! -name '*.3' \
+   ! -name 'missing' ! -name 'mkinstalldirs' ! -name 'depcomp' \
+   ! -name 'aclocal.m4' ! -name 'install-sh' ! -name 'Makefile.in' \
+   ! -name 'ltmain.sh' ! -name 'config*' -print \) | {
+   st=0
+   while read file
+   do
+      case "$file" in
+      *.mak|*[Mm]akefile.*|*[Mm]akefile)
+         # Makefiles require tabs, dependency lines can be this long.
+         check_tabs=
+         line_length=100;;
+      *.awk)
+         # Includes literal tabs
+         check_tabs=
+         # The following is arbitrary
+         line_length=132;;
+      *contrib/*/*.[ch])
+         check_tabs=yes
+         line_length=96;;
+      *)
+         check_tabs=yes
+         line_length=80;;
+      esac
+
+      # Note that vers can only contain 0-9, . and a-z
+      if test -n "$vers"
+      then
+         sed -e "s/$vers/a.b.cc/g" "$file" >"$file".$$
+      else
+         cp "$file" "$file".$$
+      fi
+      splt="`fold -$line_length "$file".$$ | diff -c "$file".$$ -`"
+      rm "$file".$$
+
+      if test -n "$splt"
+      then
+         echo "$file: lines too long"
+         st=1
+         if test -n "$EDITOR" -a -n "$edit"
+         then
+            doed "$file" || exit 1
+         elif test -n "$verbose"
+         then
+            echo "$splt"
+         fi
+      fi
+      if test -n "$check_tabs"
+      then
+         tab="`tr -c -d '\t' <"$file"`"
+         if test -n "$tab"
+         then
+            echo "$file: file contains tab characters"
+            st=1
+            if test -n "$EDITOR" -a -n "$edit"
+            then
+               doed "$file" || exit 1
+            elif test -n "$verbose"
+            then
+               echo "$splt"
+            fi
+         fi
+      fi
+   done
+   exit $st
+}
diff --git a/scripts/def.dfn b/scripts/def.dfn
index 26b01f9a9..f9918631d 100644
--- a/scripts/def.dfn
+++ b/scripts/def.dfn
@@ -8,22 +8,31 @@
  * and license in png.h
  */
 
+/* These macros exist to make the header and trailer shorter below: */
+#define S PNG_DEFN_MAGIC
+#define E PNG_DEFN_END
+
 /* Write the export file header: */
-PNG_DFN ";--------------------------------------------------------------"
-PNG_DFN "; LIBPNG module definition file for OS/2"
-PNG_DFN ";--------------------------------------------------------------"
-PNG_DFN ""
-PNG_DFN "; If you give the library an explicit name one or other files"
-PNG_DFN "; may need modifying to support the new name on one or more"
-PNG_DFN "; systems."
-PNG_DFN "LIBRARY"
-PNG_DFN "OS2 DESCRIPTION "PNG image compression library""
-PNG_DFN "OS2 CODE PRELOAD MOVEABLE DISCARDABLE"
-PNG_DFN ""
-PNG_DFN "EXPORTS"
-PNG_DFN ";Version 1.6.1beta05"
+S-;---------------------------------------------------------------E
+S-; LIBPNG module definition file for OS/2-E
+S-;---------------------------------------------------------------E
+S--E
+S-; If you give the library an explicit name one or other files-E
+S-; may need modifying to support the new name on one or more-E
+S-; systems.-E
+S-LIBRARY-E
+S-OS2 DESCRIPTION "PNG image compression library"-E
+S-OS2 CODE PRELOAD MOVEABLE DISCARDABLE-E
+S--E
+S-EXPORTS-E
+S-;Version 1.5.0beta58-E
 
+/* NOTE: PNG_JOIN is interpreted by the calling script as a signal to
+ * join the two things on either side, so we can do symbol
+ * substitution within the name, regular C ## joins the pp-tokens,
+ * not their final values.
+ */
 #define PNG_EXPORTA(ordinal, type, name, args, attributes)\
-        PNG_DFN "@" SYMBOL_PREFIX "@@" name "@"
+	PNG_DEFN_MAGIC- SYMBOL_PREFIX PNG_JOIN name-PNG_DEFN_END
 
 #include "../png.h"
diff --git a/scripts/descrip.mms b/scripts/descrip.mms
index eb9a80713..fd3d8877b 100644
--- a/scripts/descrip.mms
+++ b/scripts/descrip.mms
@@ -33,20 +33,20 @@ clean :
 
 
 # Other dependencies.
-png.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h
-pngpread.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h
-pngset.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h
-pngget.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h
-pngread.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h
-pngrtran.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h
-pngrutil.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h
-pngerror.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h
-pngmem.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h
-pngrio.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h
-pngwio.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h
-pngtrans.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h
-pngwrite.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h
-pngwtran.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h
-pngwutil.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h
+png.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h 
+pngpread.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h 
+pngset.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h 
+pngget.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h 
+pngread.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h 
+pngrtran.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h 
+pngrutil.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h 
+pngerror.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h 
+pngmem.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h 
+pngrio.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h 
+pngwio.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h 
+pngtrans.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h 
+pngwrite.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h 
+pngwtran.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h 
+pngwutil.obj : png.h, pngconf.h, pnglibconf.h, pngpriv.h, pngstruct.h,             pnginfo.h, pngdebug.h 
 
 pngtest.obj : png.h, pngconf.h
diff --git a/scripts/dfn.awk b/scripts/dfn.awk
deleted file mode 100644
index 910704594..000000000
--- a/scripts/dfn.awk
+++ /dev/null
@@ -1,135 +0,0 @@
-#!/bin/awk -f
-# scripts/dfn.awk - process a .dfn file
-#
-# last changed in libpng version 1.5.14 - February 4, 2013
-#
-# Copyright (c) 2013-2013 Glenn Randers-Pehrson
-#
-# This code is released under the libpng license.
-# For conditions of distribution and use, see the disclaimer
-# and license in png.h
-
-# The output of this script is written to the file given by
-# the variable 'out', which should be set on the command line.
-# Error messages are printed to stdout and if any are printed
-# the script will exit with error code 1.
-
-BEGIN{
-   out="/dev/null"       # as a flag
-   out_count=0           # count of output lines
-   err=0                 # set if an error occured
-   sort=0                # sort the output
-   array[""]=""
-}
-
-# The output file must be specified before any input:
-NR==1 && out == "/dev/null" {
-   print "out=output.file must be given on the command line"
-   # but continue without setting the error code, this allows the
-   # script to be checked easily
-}
-
-# Output can be sorted; two lines are recognized
-$1 == "PNG_DFN_START_SORT"{
-   sort=0+$2
-   next
-}
-
-$1 ~ /^PNG_DFN_END_SORT/{
-   # Do a very simple, slow, sort; notice that blank lines won't be
-   # output by this
-   for (entry in array) {
-      while (array[entry] != "") {
-         key = entry
-         value = array[key]
-         array[key] = ""
-
-         for (alt in array) {
-            if (array[alt] != "" && alt < key) {
-               array[key] = value
-               value = array[alt]
-               key = alt
-               array[alt] = ""
-            }
-         }
-
-         print value >out
-      }
-   }
-   sort=0
-   next
-}
-
-/^[^"]*PNG_DFN *".*"[^"]*$/{
-    # A definition line, apparently correctly formated, extract the
-    # definition then replace any doubled "" that remain with a single
-    # double quote.  Notice that the original doubled double quotes
-    # may have been split by tokenization
-    orig=$0
-
-    if (gsub(/^[^"]*PNG_DFN *"/,"") != 1 || gsub(/"[^"]*$/, "") != 1) {
-	print "line", NR, "processing failed:"
-	print orig
-	print $0
-	err=1
-    } else {
-	++out_count
-    }
-
-    # Now examine quotes within the value:
-    #
-    #   @" - delete this and any following spaces
-    #   "@ - delete this and any original spaces
-    #   @' - replace this by a double quote
-    #
-    # This allows macro substitution by the C compiler thus:
-    #
-    #   #define first_name John
-    #   #define last_name Smith
-    #
-    #	PNG_DFN"#define name @'@" first_name "@ @" last_name "@@'"
-    #
-    # Might get C preprocessed to:
-    #
-    #   PNG_DFN "#define foo @'@" John "@ @" Smith "@@'"
-    #
-    # Which this script reduces to:
-    #
-    #	#define name "John Smith"
-    #
-    while (sub(/@" */, "")) {
-	if (!sub(/ *"@/, "")) {
-	    print "unbalanced @\" ... \"@ pair"
-	    err=1
-	    break
-	}
-    }
-
-    # Put any needed double quotes in
-    gsub(/@'/,"\"")
-
-    # Remove any trailing spaces (not really required, but for
-    # editorial consistency
-    sub(/ *$/, "")
-
-    if (sort)
-       array[$(sort)] = $0
-
-    else
-       print $0 >out
-    next
-}
-
-/PNG_DFN/{
-    print "line", NR, "incorrectly formated PNG_DFN line:"
-    print $0
-    err = 1
-}
-
-END{
-    if (out_count > 0 || err > 0)
-	exit err
-
-    print "no definition lines found"
-    exit 1
-}
diff --git a/scripts/intprefix.dfn b/scripts/intprefix.dfn
deleted file mode 100644
index 790bdfee9..000000000
--- a/scripts/intprefix.dfn
+++ /dev/null
@@ -1,19 +0,0 @@
-
-/* intprefix.dfn - generate an unprefixed internal symbol list
- *
- * Last changed in libpng version 1.6.0 [January 30, 2012]
- * Copyright (c) 2012 Glenn Randers-Pehrson
- *
- * This code is released under the libpng license.
- * For conditions of distribution and use, see the disclaimer
- * and license in png.h
- */
-
-#define PNG_INTERNAL_DATA(type, name, array)\
-        PNG_DFN "@" name "@"
-
-#define PNG_INTERNAL_FUNCTION(type, name, args, attributes)\
-        PNG_DFN "@" name "@"
-
-#define PNGPREFIX_H /* self generation */
-#include "../pngpriv.h"
diff --git a/scripts/libpng-config-head.in b/scripts/libpng-config-head.in
index 3d76de5ec..50346811c 100755
--- a/scripts/libpng-config-head.in
+++ b/scripts/libpng-config-head.in
@@ -11,7 +11,7 @@
 
 # Modeled after libxml-config.
 
-version=1.6.1beta05
+version=1.6.0beta05
 prefix=""
 libdir=""
 libs=""
diff --git a/scripts/libpng.pc.in b/scripts/libpng.pc.in
index 6e8510459..bcafe4308 100644
--- a/scripts/libpng.pc.in
+++ b/scripts/libpng.pc.in
@@ -5,6 +5,6 @@ includedir=@includedir@/libpng16
 
 Name: libpng
 Description: Loads and saves PNG files
-Version: 1.6.1beta05
+Version: 1.6.0beta05
 Libs: -L${libdir} -lpng16
 Cflags: -I${includedir}
diff --git a/scripts/macro.lst b/scripts/macro.lst
deleted file mode 100644
index 57124b76a..000000000
--- a/scripts/macro.lst
+++ /dev/null
@@ -1,3 +0,0 @@
-get_uint_32(buf)
-get_uint_16(buf)
-get_int_32(buf)
diff --git a/scripts/makefile.32sunu b/scripts/makefile.32sunu
index 6eef5b7b4..ceb84c9c7 100644
--- a/scripts/makefile.32sunu
+++ b/scripts/makefile.32sunu
@@ -222,20 +222,20 @@ writelock:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.64sunu b/scripts/makefile.64sunu
index 1aaf69625..4b61827c2 100644
--- a/scripts/makefile.64sunu
+++ b/scripts/makefile.64sunu
@@ -222,20 +222,20 @@ writelock:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.aix b/scripts/makefile.aix
index ae89cd441..c3682e9d7 100644
--- a/scripts/makefile.aix
+++ b/scripts/makefile.aix
@@ -102,20 +102,20 @@ install: $(LIBNAME)$(A)
 clean:
 	$(RM_F) *.o $(LIBNAME)$(A) pngtest pngout.png pnglibconf.h
 
-png$(O):      png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread$(O):  png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png$(O):      png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread$(O):  png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest$(O):  png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.bc32 b/scripts/makefile.bc32
index b58c571ae..fd78dfd9e 100644
--- a/scripts/makefile.bc32
+++ b/scripts/makefile.bc32
@@ -114,21 +114,21 @@ test: pngtest.exe
 pnglibconf.h: scripts\pnglibconf.h.prebuilt
 	copy scripts\pnglibconf.h.prebuilt $@
 
-png.obj: png.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.obj: pngerror.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.obj: pngget.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.obj: pngmem.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.obj: pngpread.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.obj: pngread.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.obj: pngrio.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.obj: pngrtran.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.obj: pngrutil.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.obj: pngset.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.obj: pngtrans.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.obj: pngwio.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.obj: pngwrite.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.obj: pngwtran.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.obj: pngwutil.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.obj: png.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.obj: pngerror.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.obj: pngget.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.obj: pngmem.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.obj: pngpread.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.obj: pngread.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.obj: pngrio.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.obj: pngrtran.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.obj: pngrutil.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.obj: pngset.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.obj: pngtrans.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.obj: pngwio.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.obj: pngwrite.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.obj: pngwtran.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.obj: pngwutil.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 pngtest.obj: pngtest.c png.h pngconf.h pnglibconf.h
 
 $(LIBNAME): $(OBJS)
diff --git a/scripts/makefile.beos b/scripts/makefile.beos
index 9bf0c0765..7a12f7dad 100644
--- a/scripts/makefile.beos
+++ b/scripts/makefile.beos
@@ -196,20 +196,20 @@ clean:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.bor b/scripts/makefile.bor
index e3b36a51e..a165004d1 100644
--- a/scripts/makefile.bor
+++ b/scripts/makefile.bor
@@ -121,21 +121,21 @@ test: pngtest$(MODEL).exe
 
 ## Minor Targets
 
-png.obj: png.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.obj: pngerror.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.obj: pngget.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.obj: pngmem.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.obj: pngpread.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.obj: pngread.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.obj: pngrio.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.obj: pngrtran.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.obj: pngrutil.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.obj: pngset.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.obj: pngtrans.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.obj: pngwio.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.obj: pngwrite.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.obj: pngwtran.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.obj: pngwutil.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.obj: png.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.obj: pngerror.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.obj: pngget.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.obj: pngmem.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.obj: pngpread.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.obj: pngread.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.obj: pngrio.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.obj: pngrtran.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.obj: pngrutil.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.obj: pngset.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.obj: pngtrans.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.obj: pngwio.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.obj: pngwrite.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.obj: pngwtran.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.obj: pngwutil.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 $(LIBNAME): $(OBJS)
 	-del $(LIBNAME)
diff --git a/scripts/makefile.cegcc b/scripts/makefile.cegcc
index 3912afe58..03de78571 100644
--- a/scripts/makefile.cegcc
+++ b/scripts/makefile.cegcc
@@ -23,14 +23,14 @@
 
 VERMAJ = 1
 VERMIN = 6
-VERMIC = 1
+VERMIC = 0
 VER = $(VERMAJ).$(VERMIN).$(VERMIC)
 NAME = libpng
 PACKAGE = $(NAME)-$(VER)
 
 BIN = libpng16-0.dll
 LIB = libpng16.a libpng16.dll.a libpng.a libpng.dll.a
-INCLUDE = png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+INCLUDE = png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 PC = libpng16.pc libpng.pc
 
 MANIFESTVERBIN = "Libpng-$(VER): Binary files"
diff --git a/scripts/makefile.darwin b/scripts/makefile.darwin
index 814fef502..72ba0c3eb 100644
--- a/scripts/makefile.darwin
+++ b/scripts/makefile.darwin
@@ -15,8 +15,10 @@ prefix=/usr/local
 exec_prefix=$(prefix)
 
 # Where the zlib library and include files are located
-ZLIBLIB=/usr/lib
-ZLIBINC=/usr/include
+#ZLIBLIB=/usr/local/lib
+#ZLIBINC=/usr/local/include
+ZLIBLIB=../zlib
+ZLIBINC=../zlib
 
 # Library name:
 LIBNAME = libpng16
@@ -35,7 +37,7 @@ MKDIR_P=mkdir -p
 LN_SF=ln -sf
 RANLIB=ranlib
 RM_F=/bin/rm -f
-ARCH=-arch ppc -arch i386 -arch x86_64
+ARCH="-arch i386 -arch x86_64"
 
 # CFLAGS=-I$(ZLIBINC) -W -Wall -O3 -funroll-loops
 CFLAGS=-I$(ZLIBINC) -W -Wall -O -funroll-loops $(ARCH)
@@ -105,7 +107,7 @@ $(LIBSOMAJ): $(OBJSDLL)
 	$(CC) -dynamiclib \
 	 -install_name $(LIBPATH)/$(LIBSOMAJ) \
 	 -current_version 16 -compatibility_version 16 \
-	 $(ARCH) -o $(LIBSOMAJ) \
+	 -o $(LIBSOMAJ) \
 	 $(OBJSDLL) -L$(ZLIBLIB) -lz
 
 pngtest: pngtest.o $(LIBSO)
@@ -134,10 +136,10 @@ install-static: install-headers libpng.a
 install-shared: install-headers $(LIBSOMAJ) libpng.pc
 	-@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
 	-@$(RM_F) $(DL)/$(LIBSO)
-	-@$(RM_F) $(DL)/$(LIBSOMAJ)
+	-@$(RM_F) $(DL)/$(LIBSOREL)
 	-@$(RM_F) $(DL)/$(OLDSO)
-	cp $(LIBSOMAJ) $(DL)
-	chmod 755 $(DL)/$(LIBSOMAJ)
+	cp $(LIBSOMAJ) $(DL)/$(LIBSOREL)
+	chmod 755 $(DL)/$(LIBSOREL)
 	(cd $(DL); \
 	$(LN_SF) $(LIBSOREL) $(LIBSO); \
 	$(LN_SF) $(LIBSO) $(OLDSO))
@@ -199,20 +201,20 @@ writelock:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.dec b/scripts/makefile.dec
index 79e372474..8862bbdb3 100644
--- a/scripts/makefile.dec
+++ b/scripts/makefile.dec
@@ -183,20 +183,20 @@ clean:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.dj2 b/scripts/makefile.dj2
index ad117bc5e..765482fd5 100644
--- a/scripts/makefile.dj2
+++ b/scripts/makefile.dj2
@@ -43,20 +43,20 @@ clean:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.elf b/scripts/makefile.elf
index 15a8ee67b..c52fce5ba 100644
--- a/scripts/makefile.elf
+++ b/scripts/makefile.elf
@@ -244,20 +244,20 @@ writelock:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.freebsd b/scripts/makefile.freebsd
index 0ddf4ae4a..a1f11a3e2 100644
--- a/scripts/makefile.freebsd
+++ b/scripts/makefile.freebsd
@@ -11,13 +11,13 @@ SHLIB_VER?=     16
 LIB=		png
 SHLIB_MAJOR=	${SHLIB_VER}
 SHLIB_MINOR=	0
-NO_PROFILE=	YES
-NO_OBJ=          YES
+NOPROFILE=	YES
+NOOBJ=          YES
 
 # where make install puts libpng.a and png.h
 DESTDIR=	${PREFIX}
 LIBDIR=		/lib
-INCS=		png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+INCS=		png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 INCSDIR=	/include/libpng
 INCDIR=		${INCSDIR}		# for 4.x bsd.lib.mk
 MAN=		libpng.3 libpngpf.3 png.5
@@ -25,25 +25,17 @@ MANDIR=		/man/man
 SYMLINKS=       libpng/png.h ${INCSDIR}/../png.h \
 		libpng/pngconf.h ${INCSDIR}/../pngconf.h \
 		libpng/pnglibconf.h ${INCSDIR}/../pnglibconf.h
-
-# where make install finds libz.a and zlib.h
-ZLIBLIB=	/usr/lib
-ZLIBINC=	/usr/include
-
-LDADD+=        -lm -lz
-#LDADD+=       -lm -lz -lssp_nonshared   # for OSVERSION < 800000 ?
-
+LDADD+=         -lm -lz
 DPADD+=         ${LIBM} ${LIBZ}
 
-CFLAGS+= -I. -I${ZLIBINC}
+CFLAGS+= -I.
 
 SRCS=	png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
 	pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
 	pngwtran.c pngmem.c pngerror.c pngpread.c
 
 pngtest: pngtest.o libpng.a
-	${CC} ${CFLAGS} -L. -static -o pngtest pngtest.o -L${ZLIBLIB} \
-	-lpng ${LDADD}
+	${CC} ${CFLAGS} -L. -static -o pngtest pngtest.o -lpng -lz -lm
 
 CLEANFILES= pngtest pngtest.o pngout.png
 
diff --git a/scripts/makefile.gcc b/scripts/makefile.gcc
index 78faa63b2..8ccb78ad6 100644
--- a/scripts/makefile.gcc
+++ b/scripts/makefile.gcc
@@ -68,20 +68,20 @@ pngtest$(EXE): pngtest$(O) libpng$(A)
 clean:
 	$(RM_F) *$(O) libpng$(A) pngtest$(EXE) pngout.png pnglibconf.h
 
-png$(O):      png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread$(O):  png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png$(O):      png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread$(O):  png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest$(O):  png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.hp64 b/scripts/makefile.hp64
index bf5196247..4c9a52f92 100644
--- a/scripts/makefile.hp64
+++ b/scripts/makefile.hp64
@@ -205,20 +205,20 @@ writelock:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.hpgcc b/scripts/makefile.hpgcc
index bf44d2262..ea912bea8 100644
--- a/scripts/makefile.hpgcc
+++ b/scripts/makefile.hpgcc
@@ -211,20 +211,20 @@ writelock:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.hpux b/scripts/makefile.hpux
index 1c2970b7f..db8a5bcc4 100644
--- a/scripts/makefile.hpux
+++ b/scripts/makefile.hpux
@@ -202,20 +202,20 @@ writelock:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.ibmc b/scripts/makefile.ibmc
index a19090dfe..8cae9564a 100644
--- a/scripts/makefile.ibmc
+++ b/scripts/makefile.ibmc
@@ -63,20 +63,20 @@ clean:
 	$(RM) pngtest$(E)
 	$(RM) pngout.png
 
-png$(O):      png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread$(O):  png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png$(O):      png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread$(O):  png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest$(O):  png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.intel b/scripts/makefile.intel
index 3a45014cf..c20674e5a 100644
--- a/scripts/makefile.intel
+++ b/scripts/makefile.intel
@@ -48,49 +48,49 @@ all: test
 pnglibconf.h: scripts/pnglibconf.h.prebuilt
 	cp scripts/pnglibconf.h.prebuilt $@
 
-png$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) $(CFLAGS) $*.c $(ERRFILE)
 
-pngset$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngset$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) $(CFLAGS) $*.c $(ERRFILE)
 
-pngget$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngget$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) $(CFLAGS) $*.c $(ERRFILE)
 
-pngread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) $(CFLAGS) $*.c $(ERRFILE)
 
-pngpread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngpread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) $(CFLAGS) $*.c $(ERRFILE)
 
-pngrtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngrtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) $(CFLAGS) $*.c $(ERRFILE)
 
-pngrutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngrutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) $(CFLAGS) $*.c $(ERRFILE)
 
-pngerror$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngerror$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) $(CFLAGS) $*.c $(ERRFILE)
 
-pngmem$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngmem$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) $(CFLAGS) $*.c $(ERRFILE)
 
-pngrio$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngrio$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) $(CFLAGS) $*.c $(ERRFILE)
 
-pngwio$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngwio$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) $(CFLAGS) $*.c $(ERRFILE)
 
-pngtrans$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngtrans$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) $(CFLAGS) $*.c $(ERRFILE)
 
-pngwrite$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngwrite$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) $(CFLAGS) $*.c $(ERRFILE)
 
-pngwtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngwtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) $(CFLAGS) $*.c $(ERRFILE)
 
-pngwutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngwutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) $(CFLAGS) $*.c $(ERRFILE)
 
 libpng.lib: $(OBJS)
diff --git a/scripts/makefile.knr b/scripts/makefile.knr
index e2d2d4e59..25a8d69b0 100644
--- a/scripts/makefile.knr
+++ b/scripts/makefile.knr
@@ -90,20 +90,20 @@ writelock:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.linux b/scripts/makefile.linux
index 4e94ce909..1c2206e2c 100644
--- a/scripts/makefile.linux
+++ b/scripts/makefile.linux
@@ -10,7 +10,7 @@
 # Library name:
 LIBNAME = libpng16
 PNGMAJ = 16
-RELEASE = 1
+RELEASE = 0
 
 # Shared library names:
 LIBSO=$(LIBNAME).so
@@ -220,20 +220,20 @@ writelock:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-
-pngtest.o: png.h pngconf.h pnglibconf.h
+png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+
+pngtest.o: png.h pngconf.h
diff --git a/scripts/makefile.mips b/scripts/makefile.mips
index d6a5cc31b..2b36afdce 100644
--- a/scripts/makefile.mips
+++ b/scripts/makefile.mips
@@ -75,20 +75,20 @@ writelock:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.msc b/scripts/makefile.msc
index e3ad73e75..e2986e6e1 100644
--- a/scripts/makefile.msc
+++ b/scripts/makefile.msc
@@ -31,49 +31,49 @@ all: libpng.lib
 pnglibconf.h: scripts/pnglibconf.h.prebuilt
 	cp scripts/pnglibconf.h.prebuilt $@
 
-png$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 		  $(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngset$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngset$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngget$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngget$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngpread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngpread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 		  $(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngrtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngrtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngrutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngrutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngerror$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngerror$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngmem$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngmem$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngrio$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngrio$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngwio$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngwio$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngtrans$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngtrans$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngwrite$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngwrite$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngwtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngwtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngwutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngwutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
 libpng.lib: $(OBJS1) $(OBJS2) $(OBJS3)
diff --git a/scripts/makefile.msys b/scripts/makefile.msys
deleted file mode 100644
index 342c91242..000000000
--- a/scripts/makefile.msys
+++ /dev/null
@@ -1,204 +0,0 @@
-# makefile for libpng using MSYS/gcc (shared, static library)
-# Copyright (C) 2012 Glenn Randers-Pehrson and Christopher M. Wheeler
-#
-# Portions taken from makefile.linux:
-# Copyright (C) 1998, 1999, 2002, 2006, 2008, 2010-2011 Greg Roelofs and
-# Glenn Randers-Pehrson
-# Copyright (C) 2000 Cosmin Truta
-# Copyright (C) 1996, 1997 Andreas Dilger
-# Copyright (C) 1995 Guy Eric Schalnat, Group 42, Inc.
-#
-# This code is released under the libpng license.
-# For conditions of distribution and use, see the disclaimer
-# and license in png.h
-# # # # # # # # # # # # # # # # #
-prefix=/usr/local
-exec_prefix=$(prefix)
-
-# Library name:
-LIBNAME = libpng16
-PNGMAJ = 16
-RELEASE = 1
-
-# Shared library names:
-LIBSO=$(LIBNAME).dll
-LIBSOMAJ=$(LIBNAME).dll.$(PNGMAJ)
-LIBSOREL=$(PNGMAJ).$(RELEASE)
-OLDSO=libpng.dll
-
-# Where the zlib library and include files are located.
-#ZLIBLIB=../zlib
-#ZLIBINC=../zlib
-ZLIBLIB=/usr/local/lib
-ZLIBINC=/usr/local/include
-
-# Compiler, linker, lib and other tools
-CC = gcc
-LD = $(CC)
-AR_RC = ar rcs
-RANLIB = ranlib
-RM_F = rm -rf
-MKDIR_P=mkdir -p
-LN_SF=ln -sf
-
-#ARCH = -march=pentium3
-#ARCH = -march=i686
-ARCH =
-CDEBUG = -g -DPNG_DEBUG=5
-LDDEBUG =
-CRELEASE = -O2
-LDRELEASE = -s
-#CFLAGS = -W -Wall $(CDEBUG)
-CFLAGS = -W -Wall $(CRELEASE) $(ARCH)
-#LDFLAGS = $(LDDEBUG)
-LDFLAGS = $(LDRELEASE)
-LIBS = -lz -lm
-
-# File extensions
-O=.o
-A=.a
-EXE=.exe
-
-INCPATH=$(prefix)/include
-LIBPATH=$(exec_prefix)/lib
-MANPATH=$(prefix)/man
-BINPATH=$(exec_prefix)/bin
-
-# override DESTDIR= on the make install command line to easily support
-# installing into a temporary location.  Example:
-#
-#    make install DESTDIR=/tmp/build/libpng
-#
-# If you're going to install into a temporary location
-# via DESTDIR, $(DESTDIR)$(prefix) must already exist before
-# you execute make install.
-
-DESTDIR=
-
-DB=$(DESTDIR)$(BINPATH)
-DI=$(DESTDIR)$(INCPATH)
-DL=$(DESTDIR)$(LIBPATH)
-DM=$(DESTDIR)$(MANPATH)
-
-# Variables
-OBJS =  png$(O) pngerror$(O) pngget$(O) pngmem$(O) pngpread$(O) \
-	pngread$(O) pngrio$(O) pngrtran$(O) pngrutil$(O) pngset$(O) \
-	pngtrans$(O) pngwio$(O) pngwrite$(O) pngwtran$(O) pngwutil$(O)
-
-# Targets
-all: static shared
-
-# see scripts/pnglibconf.mak for more options
-pnglibconf.h: scripts/pnglibconf.h.prebuilt
-	cp scripts/pnglibconf.h.prebuilt $@
-
-.c$(O):
-	$(CC) -c $(CFLAGS) -I$(ZLIBINC) $<
-
-static: libpng$(A) pngtest$(EXE)
-
-shared: $(LIBSOMAJ)
-	$(CC) -shared -Wl,-soname,$(LIBSOMAJ) -o $(LIBSO)
-
-$(LIBSO): $(LIBSOMAJ)
-	$(LN_SF) $(LIBSOMAJ) $(LIBSO)
-
-$(LIBSOMAJ):
-	$(CC) -shared -Wl,-soname,$(LIBSOMAJ) -o $(LIBSOMAJ)
-
-libpng$(A): $(OBJS)
-	$(AR_RC) $@ $(OBJS)
-	$(RANLIB) $@
-
-install-headers: png.h pngconf.h pnglibconf.h
-	-@if [ ! -d $(DI) ]; then $(MKDIR_P) $(DI); fi
-	-@if [ ! -d $(DI)/$(LIBNAME) ]; then $(MKDIR_P) $(DI)/$(LIBNAME); fi
-	cp png.h pngconf.h pnglibconf.h $(DI)/$(LIBNAME)
-	-@$(RM_F) $(DI)/png.h $(DI)/pngconf.h $(DI)/pnglibconf.h
-	-@$(RM_F) $(DI)/libpng
-	(cd $(DI); $(LN_SF) $(LIBNAME) libpng; $(LN_SF) $(LIBNAME)/* .)
-
-install-static: install-headers libpng.a
-	-@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
-	cp libpng.a $(DL)/$(LIBNAME).a
-	-@$(RM_F) $(DL)/libpng.a
-	(cd $(DL); $(LN_SF) $(LIBNAME).a libpng.a)
-
-libpng.pc:
-	cat scripts/libpng.pc.in | sed -e s!@prefix@!$(prefix)! \
-	-e s!@exec_prefix@!$(exec_prefix)! \
-	-e s!@libdir@!$(LIBPATH)! \
-	-e s!@includedir@!$(INCPATH)! \
-	-e s!-lpng16!-lpng16\ -lz\ -lm! > libpng.pc
-
-libpng-config:
-	( cat scripts/libpng-config-head.in; \
-	echo prefix=\"$(prefix)\"; \
-	echo I_opts=\"-I$(INCPATH)/$(LIBNAME)\"; \
-	echo L_opts=\"-L$(LIBPATH)\"; \
-	echo R_opts=\"-Wl,-rpath,$(LIBPATH)\"; \
-	echo libs=\"-lpng16 -lz -lm\"; \
-	cat scripts/libpng-config-body.in ) > libpng-config
-
-install-shared: install-headers $(LIBSOMAJ) libpng.pc
-	-@if [ ! -d $(DL) ]; then $(MKDIR_P) $(DL); fi
-	-@$(RM_F) $(DL)/$(LIBSO)
-	-@$(RM_F) $(DL)/$(OLDSO)
-	cp $(LIBSO) $(DL)/$(LIBSOREL)
-	(cd $(DL); \
-	$(LN_SF) $(LIBSOREL) $(LIBSO); \
-	$(LN_SF) $(LIBSO) $(OLDSO))
-
-	-@if [ ! -d $(DL)/pkgconfig ]; then $(MKDIR_P) $(DL)/pkgconfig; fi
-	-@$(RM_F) $(DL)/pkgconfig/$(LIBNAME).pc
-	-@$(RM_F) $(DL)/pkgconfig/libpng.pc
-	cp libpng.pc $(DL)/pkgconfig/$(LIBNAME).pc
-	(cd $(DL)/pkgconfig; $(LN_SF) $(LIBNAME).pc libpng.pc)
-
-install-man: libpng.3 libpngpf.3 png.5
-	-@if [ ! -d $(DM) ]; then $(MKDIR_P) $(DM); fi
-	-@if [ ! -d $(DM)/man3 ]; then $(MKDIR_P) $(DM)/man3; fi
-	-@$(RM_F) $(DM)/man3/libpng.3
-	-@$(RM_F) $(DM)/man3/libpngpf.3
-	cp libpng.3 $(DM)/man3
-	cp libpngpf.3 $(DM)/man3
-	-@if [ ! -d $(DM)/man5 ]; then $(MKDIR_P) $(DM)/man5; fi
-	-@$(RM_F) $(DM)/man5/png.5
-	cp png.5 $(DM)/man5
-
-install-config: libpng-config
-	-@if [ ! -d $(DB) ]; then $(MKDIR_P) $(DB); fi
-	-@$(RM_F) $(DB)/libpng-config
-	-@$(RM_F) $(DB)/$(LIBNAME)-config
-	cp libpng-config $(DB)/$(LIBNAME)-config
-	(cd $(DB); $(LN_SF) $(LIBNAME)-config libpng-config)
-
-install: install-static install-shared install-man install-config
-
-test: pngtest$(EXE)
-	./pngtest$(EXE)
-
-pngtest$(EXE): pngtest$(O) libpng$(A)
-	$(LD) $(LDFLAGS) -L$(ZLIBLIB) -o $@ pngtest$(O) libpng$(A) $(LIBS)
-
-clean:
-	$(RM_F) *$(O) libpng$(A) pngtest$(EXE) pngout.png pnglibconf.h $(LIBSO) \
-	$(LIBSOMAJ) libpng-config
-
-png$(O):      png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
-pngerror$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
-pngget$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
-pngmem$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
-pngpread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
-pngread$(O):  png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
-pngrio$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
-pngrtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
-pngrutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
-pngset$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
-pngtrans$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
-pngwio$(O):   png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
-pngwrite$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
-pngwtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
-pngwutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h pnginfo.h pngdebug.h
-
-pngtest$(O):  png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.ne12bsd b/scripts/makefile.ne12bsd
index 846bdbd74..fcc46ad4c 100644
--- a/scripts/makefile.ne12bsd
+++ b/scripts/makefile.ne12bsd
@@ -17,7 +17,7 @@ INCSDIR=${LOCALBASE}/include/libpng16
 
 LIB=	png16
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.6.1beta05
+SHLIB_MINOR=	1.6.0beta05
 SRCS=	png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
 	pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
 	pngwtran.c pngmem.c pngerror.c pngpread.c
diff --git a/scripts/makefile.netbsd b/scripts/makefile.netbsd
index 98628b265..f1e96f102 100644
--- a/scripts/makefile.netbsd
+++ b/scripts/makefile.netbsd
@@ -17,7 +17,7 @@ INCSDIR=${LOCALBASE}/include
 
 LIB=	png
 SHLIB_MAJOR=	16
-SHLIB_MINOR=	1.6.1beta05
+SHLIB_MINOR=	1.6.0beta05
 SRCS=	png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
 	pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
 	pngwtran.c pngmem.c pngerror.c pngpread.c
diff --git a/scripts/makefile.openbsd b/scripts/makefile.openbsd
index eb71e2722..9366b221f 100644
--- a/scripts/makefile.openbsd
+++ b/scripts/makefile.openbsd
@@ -11,7 +11,7 @@ LIBDIR=	${PREFIX}/lib
 MANDIR= ${PREFIX}/man/cat
 
 SHLIB_MAJOR=	16
-SHLIB_MINOR=	1.6.1beta05
+SHLIB_MINOR=	1.6.0beta05
 
 LIB=	png
 SRCS=	png.c pngerror.c pngget.c pngmem.c pngpread.c \
diff --git a/scripts/makefile.sco b/scripts/makefile.sco
index c5f254f6e..3d6a49b07 100644
--- a/scripts/makefile.sco
+++ b/scripts/makefile.sco
@@ -199,20 +199,20 @@ writelock:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.sggcc b/scripts/makefile.sggcc
index 7c427bea6..ecc96ec8c 100644
--- a/scripts/makefile.sggcc
+++ b/scripts/makefile.sggcc
@@ -209,20 +209,20 @@ writelock:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.sgi b/scripts/makefile.sgi
index f40461e33..cc1c7a38b 100644
--- a/scripts/makefile.sgi
+++ b/scripts/makefile.sgi
@@ -210,20 +210,20 @@ writelock:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.so9 b/scripts/makefile.so9
index a7773d183..86e0001bb 100644
--- a/scripts/makefile.so9
+++ b/scripts/makefile.so9
@@ -220,20 +220,20 @@ writelock:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.solaris b/scripts/makefile.solaris
index be423a184..3a37583fc 100644
--- a/scripts/makefile.solaris
+++ b/scripts/makefile.solaris
@@ -217,20 +217,20 @@ writelock:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.solaris-x86 b/scripts/makefile.solaris-x86
index d41e659c5..0f5485cf3 100644
--- a/scripts/makefile.solaris-x86
+++ b/scripts/makefile.solaris-x86
@@ -217,20 +217,20 @@ writelock:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o png.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o pngerror.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o pngrio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o pngwio.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o pngmem.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o pngset.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o pngget.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o pngread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o pngrtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o pngrutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o pngtrans.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o pngwrite.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o pngwtran.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o pngwutil.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o pngpread.pic.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.std b/scripts/makefile.std
index 419eeedf2..0537e9234 100644
--- a/scripts/makefile.std
+++ b/scripts/makefile.std
@@ -39,7 +39,6 @@ CPP = $(CC) -E
 ECHO = echo
 
 DFNFLAGS = # DFNFLAGS contains -D options to use in the libpng build
-DFA_EXTRA = # extra files that can be used to control configuration
 CFLAGS=-I$(ZLIBINC) -O # -g -DPNG_DEBUG=5
 LDFLAGS=-L. -L$(ZLIBLIB) -lpng -lz -lm
 
@@ -51,23 +50,23 @@ all: libpng.a pngtest
 
 # The standard pnglibconf.h exists as scripts/pnglibconf.h.prebuilt,
 # copy this if the following doesn't work.
+pnglibconf.dfn: scripts/pnglibconf.dfa scripts/options.awk pngconf.h
+	$(RM_F) $@ dfn?.out
+	$(AWK) -f scripts/options.awk out=dfn1.out version=search pngconf.h\
+	    scripts/pnglibconf.dfa $(DFA_XTRA) 1>&2
+	$(AWK) -f scripts/options.awk out=dfn2.out dfn1.out 1>&2
+	cp dfn2.out $@
+	$(RM_F) dfn?.out
+
 pnglibconf.h: pnglibconf.dfn
-	$(RM_F) $@ pnglibconf.c pnglibconf.out pnglibconf.tmp
-	$(ECHO) '#include "pnglibconf.dfn"' >pnglibconf.c
-	$(ECHO) "If '$(CC) -E' crashes try /lib/cpp (e.g. CPP='/lib/cpp')" >&2
-	$(CPP) $(DFNFLAGS) pnglibconf.c >pnglibconf.out
-	$(AWK) -f "scripts/dfn.awk" out="pnglibconf.tmp" pnglibconf.out 1>&2
-	mv pnglibconf.tmp $@
-
-pnglibconf.dfn: scripts/pnglibconf.dfa scripts/options.awk pngconf.h pngusr.dfa $(DFA_XTRA)
-	$(RM_F) $@ pnglibconf.pre pnglibconf.tmp
-	$(ECHO) "Calling $(AWK) from scripts/pnglibconf.mak" >&2
-	$(ECHO) "If 'awk' crashes try a better awk (e.g. AWK='nawk')" >&2
-	$(AWK) -f scripts/options.awk out="pnglibconf.pre"\
-	    version=search pngconf.h scripts/pnglibconf.dfa\
-	    pngusr.dfa $(DFA_XTRA) 1>&2
-	$(AWK) -f scripts/options.awk out="pnglibconf.tmp" pnglibconf.pre 1>&2
-	mv pnglibconf.tmp $@
+	$(RM_F) $@ dfn.c dfn?.out
+	$(ECHO) '#include "pnglibconf.dfn"' >dfn.c
+	$(CPP) $(DFNFLAGS) dfn.c >dfn1.out
+	$(SED) -n -e 's|^.*PNG_DEFN_MAGIC *-\(.*\)- *PNG_DEFN_END.*$$|\1|p'\
+	    dfn1.out >dfn2.out
+	$(SED) -e 's| *PNG_JOIN *||g' -e 's| *$$||' dfn2.out >dfn3.out
+	cp dfn3.out $@
+	$(RM_F) dfn.c dfn?.out
 
 libpng.a: $(OBJS)
 	$(AR_RC) $@  $(OBJS)
@@ -97,7 +96,7 @@ install: libpng.a pnglibconf.h
 	chmod 644 $(DESTDIR)$(LIBPATH)/libpng.a
 
 clean:
-	$(RM_F) *.o libpng.a pngtest pngout.png pnglibconf.*
+	$(RM_F) *.o libpng.a pngtest pngout.png pnglibconf.* dfn.c dfn?.out
 
 DOCS = ANNOUNCE CHANGES INSTALL KNOWNBUG LICENSE README TODO Y2KINFO
 writelock:
@@ -105,20 +104,20 @@ writelock:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.sunos b/scripts/makefile.sunos
index c1d016505..d2df00d55 100644
--- a/scripts/makefile.sunos
+++ b/scripts/makefile.sunos
@@ -88,20 +88,20 @@ writelock:
 
 # DO NOT DELETE THIS LINE -- make depend depends on it.
 
-png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
-pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngerror.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwio.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngmem.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngset.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngget.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngrutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngtrans.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwrite.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwtran.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngwutil.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
+pngpread.o: png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 
 pngtest.o: png.h pngconf.h pnglibconf.h
diff --git a/scripts/makefile.tc3 b/scripts/makefile.tc3
index a046bf6ab..abd0395fc 100644
--- a/scripts/makefile.tc3
+++ b/scripts/makefile.tc3
@@ -34,52 +34,52 @@ pngtest: pngtest$(E)
 test: pngtest$(E)
 	pngtest$(E)
 
-png$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 		  $(CC) -c $(CFLAGS) $*.c
 
-pngset$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngset$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 		  $(CC) -c $(CFLAGS) $*.c
 
-pngget$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngget$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 		  $(CC) -c $(CFLAGS) $*.c
 
-pngread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 		  $(CC) -c $(CFLAGS) $*.c
 
-pngpread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngpread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 		  $(CC) -c $(CFLAGS) $*.c
 
-pngrtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngrtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 		  $(CC) -c $(CFLAGS) $*.c
 
-pngrutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngrutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 		  $(CC) -c $(CFLAGS) $*.c
 
-pngerror$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngerror$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c
 
-pngmem$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngmem$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c
 
-pngrio$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngrio$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c
 
-pngwio$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngwio$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c
 
 pngtest$(O): png.h pngconf.h pnglibconf.h
 	$(CC) -c $(CFLAGS) $*.c
 
-pngtrans$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngtrans$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c
 
-pngwrite$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngwrite$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c
 
-pngwtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngwtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c
 
-pngwutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngwutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c
 
 libpng$(MODEL).lib: $(OBJS1) $(OBJS2) $(OBJS3)
diff --git a/scripts/makefile.vcwin32 b/scripts/makefile.vcwin32
index 3ca7a0114..a36cc7196 100644
--- a/scripts/makefile.vcwin32
+++ b/scripts/makefile.vcwin32
@@ -39,49 +39,49 @@ all: libpng.lib
 pnglibconf.h: scripts\pnglibconf.h.prebuilt
        copy scripts\pnglibconf.h.prebuilt $@
 
-png$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+png$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngset$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngset$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngget$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngget$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngpread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngpread$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngrtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngrtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngrutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngrutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngerror$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngerror$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngmem$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngmem$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngrio$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngrio$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngwio$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngwio$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngtrans$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngtrans$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngwrite$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngwrite$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngwtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngwtran$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
-pngwutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+pngwutil$(O): png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 	$(CC) -c $(CFLAGS) $*.c $(ERRFILE)
 
 libpng.lib: $(OBJS)
diff --git a/scripts/makevms.com b/scripts/makevms.com
index 692855357..0d470ac06 100644
--- a/scripts/makevms.com
+++ b/scripts/makevms.com
@@ -54,35 +54,35 @@ $ if make.eqs.""
 $  then
 $   dele pngtest.obj;*
 $   CALL MAKE png.OBJ "cc ''CCOPT' png" -
-	png.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+	png.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 $   CALL MAKE pngset.OBJ "cc ''CCOPT' pngset" -
-	pngset.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+	pngset.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 $   CALL MAKE pngget.OBJ "cc ''CCOPT' pngget" -
-	pngget.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+	pngget.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 $   CALL MAKE pngread.OBJ "cc ''CCOPT' pngread" -
-	pngread.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+	pngread.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 $   CALL MAKE pngpread.OBJ "cc ''CCOPT' pngpread" -
-	pngpread.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+	pngpread.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 $   CALL MAKE pngrtran.OBJ "cc ''CCOPT' pngrtran" -
-	pngrtran.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+	pngrtran.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 $   CALL MAKE pngrutil.OBJ "cc ''CCOPT' pngrutil" -
-	pngrutil.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+	pngrutil.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 $   CALL MAKE pngerror.OBJ "cc ''CCOPT' pngerror" -
-	pngerror.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+	pngerror.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 $   CALL MAKE pngmem.OBJ "cc ''CCOPT' pngmem" -
-	pngmem.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+	pngmem.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 $   CALL MAKE pngrio.OBJ "cc ''CCOPT' pngrio" -
-	pngrio.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+	pngrio.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 $   CALL MAKE pngwio.OBJ "cc ''CCOPT' pngwio" -
-	pngwio.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+	pngwio.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 $   CALL MAKE pngtrans.OBJ "cc ''CCOPT' pngtrans" -
-	pngtrans.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+	pngtrans.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 $   CALL MAKE pngwrite.OBJ "cc ''CCOPT' pngwrite" -
-	pngwrite.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+	pngwrite.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 $   CALL MAKE pngwtran.OBJ "cc ''CCOPT' pngwtran" -
-	pngwtran.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+	pngwtran.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 $   CALL MAKE pngwutil.OBJ "cc ''CCOPT' pngwutil" -
-	pngwutil.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h
+	pngwutil.c png.h pngconf.h pnglibconf.h pngpriv.h pngstruct.h             pnginfo.h pngdebug.h 
 $   write sys$output "Building Libpng ..."
 $   CALL MAKE libpng.OLB "lib/crea libpng.olb *.obj" *.OBJ
 $   write sys$output "Building pngtest..."
diff --git a/scripts/options.awk b/scripts/options.awk
index 3fc3ad18b..a8dff044a 100755
--- a/scripts/options.awk
+++ b/scripts/options.awk
@@ -30,33 +30,22 @@
 # are copied to the preprocessed file).
 
 BEGIN{
-   out=""                       # intermediate, preprocessed, file
+   out="/dev/null"              # intermediate, preprocessed, file
    pre=-1                       # preprocess (first line)
    version="libpng version unknown" # version information
    version_file=""              # where to find the version
    err=0                        # in-line exit sets this
-   # The following definitions prevent the C preprocessor noticing the lines
-   # that will be in the final output file.  Some C preprocessors tokenise
-   # the lines, for example by inserting spaces around operators, and all
-   # C preprocessors notice lines that start with '#', most remove comments.
-   # The technique adopted here is to make the final output lines into
-   # C strings (enclosed in double quotes), preceeded by PNG_DFN.  As a
-   # consequence the output cannot contain a 'raw' double quote - instead put
-   # @' in, this will be replaced by a single " afterward.  See the parser
-   # script dfn.awk for more capabilities (not required here).  Note that if
-   # you need a " in a 'setting' in pnglibconf.dfa it must also be @'!
-   dq="@'"                      # For a single double quote
-   start=" PNG_DFN \""          # Start stuff to output (can't contain a "!)
-   end="\" "                    # End stuff to output
-   subs="@\" "                  # Substitute start (substitute a C macro)
-   sube=" \"@"                  # Substitute end
-   comment=start "/*"           # Comment start
+   start="PNG_DEFN_MAGIC-"      # Arbitrary start
+   end="-PNG_DEFN_END"          # Arbitrary end
+   ct="PNG_JOIN"                # Join two tokens
+   cx= "/" ct "*"               # Open C comment for output file
+   comment=start cx             # Comment start
    cend="*/" end                # Comment end
-   def=start "#define PNG_"     # Arbitrary define
-   sup="_SUPPORTED" end         # end supported option
-   und=comment "#undef PNG_"    # Unsupported option
-   une="_SUPPORTED" cend        # end unsupported option
-   error=start "ERROR:"         # error message, terminate with 'end'
+   def=start "#define PNG_" ct  # Arbitrary define
+   sup=ct "_SUPPORTED" end      # end supported option
+   und=comment "#undef PNG_" ct # Unsupported option
+   une=ct "_SUPPORTED" cend     # end unsupported option
+   error=start "ERROR:"         # error message
 
    # Variables
    deb=0                        # debug - set on command line
@@ -79,7 +68,7 @@ BEGIN{
 }
 
 # The output file must be specified before any input:
-out == "" {
+out == "/dev/null" {
    print "out=output.file must be given on the command line"
    err = 1
    exit 1
@@ -252,146 +241,95 @@ $1 == "file" && NF >= 2{
 #   be later) entry may turn an option on or off explicitly.
 
 $1 == "option" && NF >= 2{
-   opt = $2
-   sub(/,$/,"",opt)
-   onoff = option[opt]  # records current (and the default is "", enabled)
+   onoff = option[$2]  # records current (and the default is "", enabled)
    key = ""
-   istart = 3
-   do {
-      if (istart == 1) {     # continuation line
-         val = getline
-
-         if (val != 1) { # error reading it
-            if (val == 0)
-               print "option", opt ": ERROR: missing contination line"
-            else
-               print "option", opt ": ERROR: error reading continuation line"
-
-            # This is a hard error
-            err = 1 # prevent END{} running
-            exit 1
-         }
-      }
-
-      for (i=istart; i<=NF; ++i) {
-         val=$(i)
-         sub(/,$/,"",val)
-         if (val == "on" || val == "off" || val == "disabled") {
-            key = ""
-            if (onoff != val) {
-               # on or off can zap disabled or enabled:
-               if (onoff == "" || (onoff == "disabled" || onoff == "enabled") &&
-                   (val == "on" || val == "off")) {
-                  # It's easy to mis-spell the option when turning it
-                  # on or off, so warn about it here:
-                  if (onoff == "" && (val == "on" || val == "off")) {
-                     print "option", opt ": ERROR: turning unrecognized option", val
-                     # For the moment error out - it is safer
-                     err = 1 # prevent END{} running
-                     exit 1
-                  }
-                  onoff = val
-               } else {
-                  # Print a message, otherwise the error
-                  # below is incomprehensible
-                  print "option", opt ": currently", onoff ": attempt to turn", val
-                  break
+   for (i=3; i<=NF; ++i) {
+      if ($(i) == "on" || $(i) == "off" || $(i) == "disabled") {
+         key = ""
+         if (onoff != $(i)) {
+            # on or off can zap disabled or enabled:
+            if (onoff == "" || (onoff == "disabled" || onoff == "enabled") && ($(i) == "on" || $(i) == "off")) {
+               # It's easy to mis-spell the option when turning it
+               # on or off, so warn about it here:
+               if (onoff == "" && ($(i) == "on" || $(i) == "off")) {
+                  print $2 ": ERROR: turning unrecognized option", $(i)
+                  # For the moment error out - it is safer
+                  err = 1 # prevent END{} running
+                  exit 1
                }
+               onoff = $(i)
+            } else {
+               # Print a message, otherwise the error
+               # below is incomprehensible
+               print $2 ": currently", onoff ": attempt to turn", $(i)
+               break
             }
-         } else if (val == "requires" || val == "if" || val == "enables") {
-            key = val
-         } else if (key == "requires") {
-            requires[opt] = requires[opt] " " val
-         } else if (key == "if") {
-            iffs[opt] = iffs[opt] " " val
-         } else if (key == "enables") {
-            enabledby[val] = enabledby[val] " " opt
-         } else
-            break # bad line format
-      }
-
-      istart = 1
-   } while (i > NF && $0 ~ /,$/)
+         }
+      } else if ($(i) == "requires" || $(i) == "if" || $(i) == "enables") {
+         key = $(i)
+      } else if (key == "requires") {
+         requires[$2] = requires[$2] " " $(i)
+      } else if (key == "if") {
+         iffs[$2] = iffs[$2] " " $(i)
+      } else if (key == "enables") {
+         enabledby[$(i)] = enabledby[$(i)] " " $2
+      } else
+         break # bad line format
+   }
 
    if (i > NF) {
       # Set the option, defaulting to 'enabled'
       if (onoff == "") onoff = "enabled"
-      option[opt] = onoff
+      option[$2] = onoff
       next
    }
    # Else fall through to the error handler
 }
 
-# chunk NAME [requires OPT] [enables LIST] [on|off|disabled]
+# chunk NAME [requires OPT] [on|off|disabled]
 #   Expands to the 'option' settings appropriate to the reading and
 #   writing of an ancilliary PNG chunk 'NAME':
 #
 #   option READ_NAME requires READ_ANCILLARY_CHUNKS [READ_OPT]
-#   option READ_NAME enables NAME LIST
+#   option READ_NAME enables NAME
 #   [option READ_NAME off]
 #   option WRITE_NAME requires WRITE_ANCILLARY_CHUNKS [WRITE_OPT]
-#   option WRITE_NAME enables NAME LIST
+#   option WRITE_NAME enables NAME
 #   [option WRITE_NAME off]
 
 pre != 0 && $1 == "chunk" && NF >= 2{
    # 'chunk' is handled on the first pass by writing appropriate
    # 'option' lines into the intermediate file.
-   opt = $2
-   sub(/,$/,"",opt)
    onoff = ""
    reqread = ""
    reqwrite = ""
-   enables = ""
-   req = 0
-   istart = 3
-   do {
-      if (istart == 1) {     # continuation line
-         val = getline
-
-         if (val != 1) { # error reading it
-            if (val == 0)
-               print "chunk", opt ": ERROR: missing contination line"
-            else
-               print "chunk", opt ": ERROR: error reading continuation line"
-
-            # This is a hard error
-            err = 1 # prevent END{} running
-            exit 1
-         }
-      }
-
+   i = 3 # indicates format error
+   if (NF > 2) {
       # read the keywords/additional OPTS
-      for (i=istart; i<=NF; ++i) {
-         val = $(i)
-         sub(/,$/,"",val)
-         if (val == "on" || val == "off" || val == "disabled") {
-            if (onoff != val) {
+      req = 0
+      for (i=3; i<=NF; ++i) {
+         if ($(i) == "on" || $(i) == "off" || $(i) == "disabled") {
+            if (onoff != $(i)) {
                if (onoff == "")
-                  onoff = val
+                  onoff = $(i)
                else
                   break # on/off conflict
             }
-            req = 0
-         } else if (val == "requires")
+         } else if ($(i) == "requires")
             req = 1
-         else if (val == "enables")
-            req = 2
-         else if (req == 1){
-            reqread = reqread " READ_" val
-            reqwrite = reqwrite " WRITE_" val
-         } else if (req == 2)
-            enables = enables " " val
-         else
+         else if (req != 1)
             break # bad line: handled below
+         else {
+            reqread = reqread " READ_" $(i)
+            reqwrite = reqwrite " WRITE_" $(i)
+         }
       }
-
-      istart = 1
-   } while (i > NF && $0 ~ /,$/)
+   }
 
    if (i > NF) {
       # Output new 'option' lines to the intermediate file (out)
-      print "option READ_" opt, "requires READ_ANCILLARY_CHUNKS" reqread, "enables", opt enables , onoff >out
-      print "option WRITE_" opt, "requires WRITE_ANCILLARY_CHUNKS" reqwrite, "enables", opt enables, onoff >out
+      print "option READ_" $2, "requires READ_ANCILLARY_CHUNKS" reqread, "enables", $2, onoff >out
+      print "option WRITE_" $2, "requires WRITE_ANCILLARY_CHUNKS" reqwrite, "enables", $2, onoff >out
       next
    }
    # Else hit the error handler below - bad line format!
@@ -529,8 +467,6 @@ END{
    print "" >out
    print "/* SETTINGS */" >out
    print comment, "settings", cend >out
-   # Sort (in dfn.awk) on field 2, the setting name
-   print "PNG_DFN_START_SORT 2" >out
    finished = 0
    while (!finished) {
       finished = 1
@@ -550,17 +486,10 @@ END{
          # All the requirements have been processed, output
          # this setting.
          if (deb) print "setting", i
-         deflt = defaults[i]
-         # A leading @ means leave it unquoted so the preprocessor
-         # can substitute the build time value
-         if (deflt ~ /^ @/)
-            deflt = " " subs substr(deflt, 3) sube
-         # Remove any spurious trailing spaces
-         sub(/ *$/,"",deflt)
          print "" >out
          print "/* setting: ", i >out
          print " *   requires:" setting[i] >out
-         print " *   default: ", defaults[i] defltinfo, "*/" >out
+         print " *   default: ", defaults[i], "*/" >out
          if (defaults[i] == "") { # no default, only check if defined
             print "#ifdef PNG_" i >out
          }
@@ -572,14 +501,13 @@ END{
          if (defaults[i] != "") { # default handling
             print "#ifdef PNG_" i >out
          }
-         # PNG_<i> is defined, so substitute the value:
-         print def i, subs "PNG_" i sube end >out
+         print def i, "PNG_" i end >out
          if (defaults[i] != "") {
             print "#else /*default*/" >out
             # And add the default definition for the benefit
             # of later settings an options test:
-            print "# define PNG_" i deflt >out
-            print def i deflt end >out
+            print "# define PNG_" i defaults[i] >out
+            print def i defaults[i] end >out
          }
          print "#endif" >out
 
@@ -595,7 +523,6 @@ END{
          exit 1
       }
    }
-   print "PNG_DFN_END_SORT" >out
    print comment, "end of settings", cend >out
 
    # Now do the options - somewhat more complex.  The dependency
@@ -690,9 +617,6 @@ END{
    }
    if (err) exit 1
 
-   # Sort options too
-   print "PNG_DFN_START_SORT 2" >out
-
    # option[i] is now the complete list of all the tokens we may
    # need to output, go through it as above, depth first.
    finished = 0
@@ -844,11 +768,10 @@ END{
          exit 1
       }
    }
-   print "PNG_DFN_END_SORT" >out
    print comment, "end of options", cend >out
 
    # Regular end - everything looks ok
    if (protect != "") {
-      print start "#endif", "/*", protect, "*/" end >out
+      print start "#endif", cx, protect, "*/" end >out
    }
 }
diff --git a/scripts/pnglibconf.dfa b/scripts/pnglibconf.dfa
index 5f607e1c1..d3d199dc2 100755..100644
--- a/scripts/pnglibconf.dfa
+++ b/scripts/pnglibconf.dfa
@@ -8,7 +8,7 @@ com pnglibconf.h - library build configuration
 com
 version
 com
-com Copyright (c) 1998-2012 Glenn Randers-Pehrson
+com Copyright (c) 1998-2011 Glenn Randers-Pehrson
 com
 com This code is released under the libpng license.
 com For conditions of distribution and use, see the disclaimer
@@ -21,28 +21,19 @@ file pnglibconf.h scripts/pnglibconf.dfa PNGLCONF_H
 # C compiler to generate 'pnglibconf.h' - a list of all the
 # configuration options.  The file lists the various options
 # that can *only* be specified during the libpng build;
-# pnglibconf.h freezes the definitions selected for the specific
+# pnglibconf.h freezes the definitons selected for the specific
 # build.
 #
-# The syntax is detailed in scripts/options.awk; this is a summary
+# The syntax is detailed in scripts/options.awk, this is a summary
 # only:
 #
-# setting <name> [default]
+# setting <name> [requires ...] [default]
 #    #define PNG_<name> <value>  /* value comes from current setting */
 # option <name> [requires ...] [if ...] [enables ...] [disabled]
 #    #define PNG_<name>_SUPPORTED if the requirements are met and
 #    enable the other options listed
-# chunk <name> [requires ...] [enables ...] [disabled]
-#    Enable chunk processing for the given ancillary chunk; any
-#    'requires something' expands to READ_something for read and
-#    WRITE_something for write, but the enables list members are
-#    used as given (e.g. enables GAMMA just expands to that on the
-#    correspond READ_name and WRITE_name lines.)
-#
-# "," may be used to separate options on an 'option' line and is ignored; it
-# doesn't change the meaning of the line.  (NOT setting, where "," becomes
-# part of the setting!)  A comma at the end of an option line causes a
-# continuation (the next line is included in the option too.)
+# chunk <name> [requires ...] [disabled]
+#    Enable chunk processing for the given ancillary chunk
 #
 # Note that the 'on' and 'off' keywords, while valid on both option
 # and chunk, should not be used in this file because they force the
@@ -53,7 +44,7 @@ file pnglibconf.h scripts/pnglibconf.dfa PNGLCONF_H
 # The following setting, option and chunk values can all be changed
 # while building libpng:
 #
-# setting: change 'setting' lines to fine tune library performance;
+# setting: change 'setting' lines to fine tune library performance,
 #   changes to the settings don't affect the libpng API functionally
 #
 # option: change 'option' lines to remove or add capabilities from
@@ -136,12 +127,6 @@ logunsupported = 1
 # - PNG_USER_VERSIONINFO_COMPANYNAME
 # - PNG_USER_VERSIONINFO_LEGALTRADEMARKS
 
-# It is necessary to include configures definitions here so that AC_DEFINE
-# in configure.ac works in a comprehensible way
-@#if defined(HAVE_CONFIG_H) && !defined(PNG_NO_CONFIG_H)
-@#  include "config.h"
-@#endif
-
 @#ifdef PNG_USER_CONFIG
 @#  include "pngusr.h"
 @#endif
@@ -158,12 +143,6 @@ logunsupported = 1
 @#  endif
 @#endif
 
-# IN DEVELOPMENT
-# These are currently experimental features; define them if you want (NOTE:
-# experimental options must be disabled before they are defined in this file!)
-
-# NONE
-
 # Note that PNG_USR_CONFIG only has an effect when building
 # pnglibconf.h
 
@@ -182,49 +161,10 @@ setting USER_VERSIONINFO_LEGALTRADEMARKS
 
 setting API_RULE default 0
 
-# This allows a prefix to be added to the front of every API functon name (and
-# therefore every symbol) by redefining all the function names with the prefix
-# at the end of pnglibconf.h.  It also turns on similar internal symbol renaming
-# by causing a similar build-time only file, pngprefix.h, to be generated.
-
-setting PREFIX
-
 # Default to using the read macros
 
 setting DEFAULT_READ_MACROS default 1
 
-# This setting allows a hardware or configuration specific filter optimization
-# function to be specified, the argument is the name of the filter initializaion
-# function to use.
-
-setting FILTER_OPTIMIZATIONS
-
-# This option turns on runtime checks for ARM NEON support, it is irrelevant
-# on other platforms and it is irrelevant unless NEON code is turned on.  Checks
-# are on by default
-
-option ARM_NEON_CHECK
-
-# These settings configure the default compression level (0-9) and 'strategy';
-# strategy is as defined by the implementors of zlib, it describes the input
-# data and modifies the zlib parameters in an attempt to optimize the balance
-# between search and huffman encoding in the zlib algorithms.  The defaults are
-# the zlib.h defaults - the apparently recursive definition does not arise
-# because the name of the setting is prefixed by PNG_
-#
-# The TEXT values are the defaults when writing compressed text (all forms)
-#
-# Include the zlib header too, so that the defaults below are known
-@#  include <zlib.h>
-
-# The '@' here means to substitute the value when pnglibconf.h is built
-setting Z_DEFAULT_COMPRESSION default @Z_DEFAULT_COMPRESSION
-setting Z_DEFAULT_STRATEGY default @Z_FILTERED
-setting Z_DEFAULT_NOFILTER_STRATEGY default @Z_DEFAULT_STRATEGY
-
-setting TEXT_Z_DEFAULT_COMPRESSION default @Z_DEFAULT_COMPRESSION
-setting TEXT_Z_DEFAULT_STRATEGY default @Z_DEFAULT_STRATEGY
-
 # The alternative is to call functions to read PNG values, if
 # the functions are turned *off* the read macros must always
 # be enabled, so turning this off will actually force the
@@ -239,36 +179,10 @@ option READ_INT_FUNCTIONS requires READ
 option WRITE_INT_FUNCTIONS disabled
 option WRITE enables WRITE_INT_FUNCTIONS
 
-# Error controls
-#
-# WARNINGS: normally on, if off no warnings are generated
-# ERROR_TEXT: normally on, if off errors happen but there is no message
-# ERROR_NUMBERS: unimplemented feature, therefore disabled
-# BENIGN_ERRORS: support for just issuing warnings for recoverable errors
-#
-# BENIGN_READ_ERRORS:
-#     By default recoverable errors on read should just generate warnings,
-#     generally safe but PNG files that don't conform to the specification will
-#     be accepted if a meaningful result can be produced.
-#
-# BENIGN_WRITE_ERRORS:
-#     By default recoverable errors on write should just generate warnings,
-#     not generally safe because this allows the application to write invalid
-#     PNG files.  Applications should enable this themselves; it's useful
-#     because it means that a failure to write an ancilliary chunk can often be
-#     ignored.
+# Generic options - affect both read and write.
 
 option WARNINGS
-option ERROR_TEXT
-option ERROR_NUMBERS disabled
-
 option BENIGN_ERRORS
-option BENIGN_WRITE_ERRORS requires BENIGN_ERRORS disabled
-option BENIGN_READ_ERRORS requires BENIGN_ERRORS
-
-
-# Generic options - affect both read and write.
-
 option MNG_FEATURES
 
 # Arithmetic options, the first is the big switch that chooses between internal
@@ -279,6 +193,10 @@ option FLOATING_ARITHMETIC
 option FLOATING_POINT enables ok_math
 option FIXED_POINT enables ok_math
 
+# Added at libpng version 1.4.0
+
+option ERROR_TEXT
+
 # The following is always on (defined empty)
 
 setting CALLOC_SUPPORTED default
@@ -305,6 +223,10 @@ option TIME_RFC1123
 option SETJMP
 = NO_SETJMP SETJMP_NOT_SUPPORTED
 
+# For the moment this is disabled (no code support):
+
+option ERROR_NUMBERS disabled
+
 # If this is disabled it is not possible for apps to get the
 # values from the 'info' structure, this effectively removes
 # quite a lot of the READ API.
@@ -344,22 +266,20 @@ option SET_USER_LIMITS enables SET_CHUNK_CACHE_LIMIT
 
 option SET_USER_LIMITS enables SET_CHUNK_MALLOC_LIMIT
 
-# Libpng limits.
-#
-# If these settings are *not* set libpng will not limit the size of
-# images or the size of data in ancilliary chunks.  This does lead to
-# security issues if PNG files come from untrusted sources.
-setting USER_WIDTH_MAX
-setting USER_HEIGHT_MAX
-setting USER_CHUNK_CACHE_MAX
-setting USER_CHUNK_MALLOC_MAX
-
-# To default all these settings to values that are large but probably
-# safe turn the SAFE_LIMITS option on; this will cause the value in
-# pngpriv.h to be used.  Individual values can also be set, simply set
-# them in pngusr.dfa with '@#define PNG_setting value' lines.
-option SAFE_LIMITS enables USER_LIMITS disabled
-= SAFE_LIMITS SAFE_LIMITS
+# Added at libpng-1.0.16 and 1.2.6.  To accept all valid PNGs no matter
+# how large, set these two limits to 0x7fffffff
+
+setting USER_WIDTH_MAX default 1000000
+setting USER_HEIGHT_MAX default 1000000
+
+# Added at libpng-1.2.43.  To accept all valid PNGs no matter
+# how large, set these two limits to 0.
+
+setting USER_CHUNK_CACHE_MAX default 0
+
+# Added at libpng-1.2.43
+
+setting USER_CHUNK_MALLOC_MAX default 0
 
 # All of the following options relate to code capabilities for
 # processing image data before creating a PNG or after reading one.
@@ -368,19 +288,6 @@ option SAFE_LIMITS enables USER_LIMITS disabled
 # See the comments above about how to change options and settings.
 
 # READ options
-#
-# WARNING: in libpng 1.5 maintained configuration compatibility with earlier
-# versions.  In some cases turning off an option turned off other options, in
-# others it was ineffective unless dependent options were also turned off.
-# Libpng 1.6 changes this: in general if you turn off an option that affects
-# APIs it stays off and simply disables APIs that depend on it.
-#
-# As a result if you simply port the libpng 1.5 configuration to libpng 1.6 you
-# will probably see build failures due to missing APIs.  Fixing these failures
-# requires some, perhaps considerable, knowledge of what your libpng using
-# applications are doing, fortunately there is no great reason for you to move
-# to libpng 1.6; the new interfaces in 1.6 will take several years to become
-# popular.
 
 option READ enables READ_INTERLACING
 
@@ -398,42 +305,27 @@ option READ_QUANTIZE requires READ
 option READ_TRANSFORMS requires READ
 = NO_READ_TRANSFORMS READ_TRANSFORMS_NOT_SUPPORTED
 
-# Read gamma handling.  Gamma processing is a core part of libpng and many of
-# the capabilities are dependent on libpng performing gamma correction.
-#
-# In libpng 1.6 disabling gamma processing (setting PNG_NO_READ_GAMMA)
-# consistently disables those parts of the API that depend on it.  Prior to
-# 1.6.0 this was not true; the results were unpredictable and varied between
-# releases.
-#
-# If you disable gamma processing and your program no longer compiles you need
-# to ask whether you really need the APIs that are missing.  If you do then you
-# almost certainly need the gamma processing.
-#
-# If you handle gamma issues outside libpng then you do not need the libpng
-# gamma processing; and it is an enormous waste of space.  You just need to
-# remove the use of libpng APIs that depend on it.
-option READ_GAMMA requires READ_TRANSFORMS, READ_gAMA
-
-option READ_ALPHA_MODE requires READ_TRANSFORMS, READ_GAMMA
-option READ_BACKGROUND requires READ_TRANSFORMS, READ_STRIP_ALPHA, READ_GAMMA
-option READ_BGR requires READ_TRANSFORMS
-option READ_EXPAND_16 requires READ_TRANSFORMS, READ_16BIT, READ_EXPAND
 option READ_EXPAND requires READ_TRANSFORMS
-option READ_FILLER requires READ_TRANSFORMS
-option READ_GRAY_TO_RGB requires READ_TRANSFORMS
-option READ_INVERT_ALPHA requires READ_TRANSFORMS
-option READ_INVERT requires READ_TRANSFORMS
+option READ_EXPAND_16 requires READ_TRANSFORMS READ_16BIT enables READ_EXPAND
+option READ_SHIFT requires READ_TRANSFORMS
 option READ_PACK requires READ_TRANSFORMS
+option READ_BGR requires READ_TRANSFORMS
+option READ_SWAP requires READ_TRANSFORMS READ_16BIT
 option READ_PACKSWAP requires READ_TRANSFORMS
-option READ_RGB_TO_GRAY requires READ_TRANSFORMS, READ_GAMMA
-option READ_SCALE_16_TO_8 requires READ_TRANSFORMS
-option READ_SHIFT requires READ_TRANSFORMS
+option READ_INVERT requires READ_TRANSFORMS
+option READ_BACKGROUND requires READ_TRANSFORMS enables READ_STRIP_ALPHA
 option READ_STRIP_16_TO_8 requires READ_TRANSFORMS
-option READ_STRIP_ALPHA requires READ_TRANSFORMS
+option READ_SCALE_16_TO_8 requires READ_TRANSFORMS
+option READ_FILLER requires READ_TRANSFORMS
+option READ_GAMMA requires READ_TRANSFORMS enables READ_gAMA
+option READ_GRAY_TO_RGB requires READ_TRANSFORMS
+
+option READ_ALPHA_MODE requires READ_TRANSFORMS enables READ_GAMMA
 option READ_SWAP_ALPHA requires READ_TRANSFORMS
-option READ_SWAP requires READ_TRANSFORMS, READ_16BIT
+option READ_INVERT_ALPHA requires READ_TRANSFORMS
+option READ_STRIP_ALPHA requires READ_TRANSFORMS
 option READ_USER_TRANSFORM requires READ_TRANSFORMS
+option READ_RGB_TO_GRAY requires READ_TRANSFORMS
 
 option PROGRESSIVE_READ requires READ
 option SEQUENTIAL_READ requires READ
@@ -457,6 +349,11 @@ option INCH_CONVERSIONS
 
 option BUILD_GRAYSCALE_PALETTE
 
+# IN DEVELOPMENT
+# These are currently experimental features; define them if you want
+
+# NOTHING HERE
+
 # WRITE options
 
 option WRITE
@@ -471,7 +368,7 @@ option WRITE_TRANSFORMS requires WRITE
 option WRITE_SHIFT requires WRITE_TRANSFORMS
 option WRITE_PACK requires WRITE_TRANSFORMS
 option WRITE_BGR requires WRITE_TRANSFORMS
-option WRITE_SWAP requires WRITE_TRANSFORMS, WRITE_16BIT
+option WRITE_SWAP requires WRITE_TRANSFORMS WRITE_16BIT
 option WRITE_PACKSWAP requires WRITE_TRANSFORMS
 option WRITE_INVERT requires WRITE_TRANSFORMS
 option WRITE_FILLER requires WRITE_TRANSFORMS
@@ -493,8 +390,8 @@ option WRITE_FLUSH requires WRITE
 
 # Note: these can be turned off explicitly if not required by the
 # apps implementing the user transforms
-option USER_TRANSFORM_PTR if READ_USER_TRANSFORM, WRITE_USER_TRANSFORM
-option USER_TRANSFORM_INFO if READ_USER_TRANSFORM, WRITE_USER_TRANSFORM
+option USER_TRANSFORM_PTR if READ_USER_TRANSFORM WRITE_USER_TRANSFORM
+option USER_TRANSFORM_INFO if READ_USER_TRANSFORM WRITE_USER_TRANSFORM
 
 # This enables API to set compression parameters for compressing
 # non-IDAT chunks (zTXt, iTXt, iCCP, and unknown chunks).  This feature
@@ -537,65 +434,17 @@ option WRITE_TEXT requires WRITE_ANCILLARY_CHUNKS enables TEXT
 #   API is implemented, they get recorded in pnglibconf.h, but
 #   can't be changed by the application.
 
-# Colorspace support (enabled as required); just the support for colorant
-# information.  Gamma support, likewise, is just support for the gamma
-# information, READ_GAMMA is required for gamma transformations (so it
-# is possible to read PNG gamma without enabling all the libpng transform
-# code - do this for applications that do their own gamma processing)
-#
-# As of 1.6.0 COLORSPACE is only useful if the application processes the
-# information; this is because the library does not do any colorspace
-# processing, it just validates the data in the PNG file.
+# Check the correctness of cHRM chunks
 
-option GAMMA disabled
-option COLORSPACE enables GAMMA disabled
+option CHECK_cHRM requires cHRM
 
-# When an ICC profile is read, or png_set, it will be checked for a match
-# against known sRGB profiles if the sRGB handling is enabled.  This
-# setting controls how much work is done during the check:
-#
-# 0: Just validate the profile MD5 signature if present, otherwise use
-#    the checks in option 1.
-#
-# 1: Additionally check the length, intent and adler32 checksum of the
-#    actual data.   If enabled this will reject known profiles that have
-#    had the rendering intent in the header changed as well as other edits
-#    done without updating the checksum.  See the discussion below.
-#
-# 2: Additionally checksum all the data using the ethernet CRC32 algorithm.
-#    This makes it more difficult to fake profiles and makes it less likely
-#    to get a false positive on profiles with no signature, but is probably
-#    just a waste of time since all currently approved ICC sRGB profiles have
-#    a secure MD5 signature.
-#
-# The rendering intent.  An ICC profile stores an intended rendering intent,
-# but does not include the value in the signature.  The intent is documented
-# as the intent that should be used when combining two profiles.  The sRGB
-# profile is intended, however, to be used with any of the four defined intents.
-# For this reason the sRGB chunk includes an 'intent' to be used when displaying
-# the image (intent is really a property of the image not the profile.)
-#
-# Unfortunately the iCCP chunk does not.  It may therefore be that some
-# applications modify the intent in profiles (including sRGB profiles) to work
-# round this problem.  Selecting an option other than option '0' will cause such
-# modified profiles to be rejected.
 #
-# Security.  The use of Adler32 and CRC32 checksums does not help significantly
-# with any security issues.  It is relatively easy to produce arbitrary profiles
-# with the required checksums on current computer systems.  Nevertheless
-# security does not seem to be an issue because the only consequence of a false
-# positive is a false assertion that the profile is an sRGB profile.  This might
-# be used to hide data from libpng using applications, but it doesn't seem
-# possible to damage them.
-
-setting sRGB_PROFILE_CHECKS default 2
-
 # Artificially align memory - the code typically aligns to 8 byte
 # boundaries if this is switched on, it's a small waste of space
 # but can help (in theory) on some architectures.  Only affects
 # internal structures.  Added at libpng 1.4.0
 
-option ALIGNED_MEMORY
+option ALIGN_MEMORY
 
 # Buggy compilers (e.g., gcc 2.7.2.2) need PNG_NO_POINTER_INDEXING
 # See png[wr]util.c, normally this should always be *on*
@@ -658,44 +507,20 @@ setting sCAL_PRECISION default 5
 
 setting ZBUF_SIZE default 8192
 
-# This is the size of the decompression buffer used when counting or checking
-# the decompressed size of an LZ stream from a compressed ancilliary chunk; the
-# decompressed data is never used so a different size may be optimal.  This size
-# was determined using contrib/libtests/timepng.c with compressed zTXt data
-# around 11MByte in size.  Slight speed improvements (up to about 14% in
-# timepng) can be achieved by very large increases (to 32kbyte) on regular data,
-# but highly compressible data shows only around 2% improvement.   The size is
-# chosen to minimize the effects of DoS attacks based on using very large
-# amounts of highly compressible data.
-
-setting INFLATE_BUF_SIZE default 1024
-
-# This is the maximum amount of IDAT data that the sequential reader will
-# process at one time.  The setting does not affect the size of IDAT chunks
-# read, just the amount read at once.  Neither does it affect the progressive
-# reader, which processes just the amount of data the application gives it.
-# The sequential reader is currently unable to process more than one IDAT at
-# once - it has to read and process each one in turn.  There is no point setting
-# this to a value larger than the IDAT chunks typically encountered (it would
-# just waste memory) but there may be some point in reducing it below the value
-# of ZBUF_SIZE (the size of IDAT chunks written by libpng.)
-
-setting IDAT_READ_SIZE default PNG_ZBUF_SIZE
-
 # Ancillary chunks
 chunk bKGD
-chunk cHRM enables COLORSPACE
-chunk gAMA enables GAMMA
+chunk cHRM
+chunk gAMA
 chunk hIST
-chunk iCCP enables COLORSPACE, GAMMA
+chunk iCCP
 chunk iTXt
 chunk oFFs
 chunk pCAL
+chunk sCAL
 chunk pHYs
 chunk sBIT
-chunk sCAL
 chunk sPLT
-chunk sRGB enables COLORSPACE, GAMMA
+chunk sRGB
 chunk tEXt requires TEXT
 chunk tIME
 chunk tRNS
@@ -707,55 +532,9 @@ chunk zTXt
 
 option READ_OPT_PLTE requires READ_ANCILLARY_CHUNKS
 
-# Unknown chunk handling
-#
-# 'UNKNOWN_CHUNKS' is a global option to disable all unknown chunk handling on
-# read or write; everything else below requires it (directly or indirectly).
-option UNKNOWN_CHUNKS
-
-# There are three main options to control the ability to read and write unknown
-# chunks.  If either read option is turned on then unknown chunks will be read,
-# otherwise they are skipped.  If the write option is turned on unknown chunks
-# set by png_set_unknown_chunks will be written otherwise it is an error to call
-# that API on a write struct.
-option WRITE_UNKNOWN_CHUNKS requires WRITE requires UNKNOWN_CHUNKS
-option WRITE_UNKNOWN_CHUNKS enables STORE_UNKNOWN_CHUNKS
-
-# The first way to read user chunks is to have libpng save them for a later call
-# to png_get_unknown_chunks, the application must call
-# png_set_keep_unknown_chunks to cause this to actually happen (see png.h)
-option SAVE_UNKNOWN_CHUNKS requires READ requires SET_UNKNOWN_CHUNKS
-option SAVE_UNKNOWN_CHUNKS enables READ_UNKNOWN_CHUNKS, STORE_UNKNOWN_CHUNKS
-
-# The second approach is to use an application provided callback to process the
-# chunks, the callback can either handle the chunk entirely itself or request
-# that libpng store the chunk for later retrieval via png_get_unknown_chunks.
-#
-# Note that there is no 'WRITE_USER_CHUNKS' so the USER_CHUNKS option is always
-# the same as READ_USER_CHUNKS at present
-option READ_USER_CHUNKS requires READ, UNKNOWN_CHUNKS
-option READ_USER_CHUNKS enables READ_UNKNOWN_CHUNKS, USER_CHUNKS
-
-# Two further options are provided to allow detailed control of the handling.
-# The first enables png_set_keep_unknown_chunks; this allows the default to be
-# changed from discarding unknown chunks and allows per-chunk control.  This is
-# required to use the SAVE_UNKNOWN_CHUNKS option.  If enabled this option also
-# applies to write (see png.h), otherwise the write API simply writes all the
-# chunks it is given.
-#
-# The second option extends the unknown handling to allow known chunks to be
-# handled as though they were unknown.  This option doesn't change any APIs, it
-# merely turns on the code to check known as well as unknown chunks.
-#
-# This option no longer affects the write code.  It can be safely disabled and
-# will prevent applications stopping libpng reading known chunks.
-option SET_UNKNOWN_CHUNKS requires UNKNOWN_CHUNKS
-option HANDLE_AS_UNKNOWN requires SET_UNKNOWN_CHUNKS
-
-# The following options are derived from the above and should not be turned on
-# explicitly.
-option READ_UNKNOWN_CHUNKS requires UNKNOWN_CHUNKS disabled
-option STORE_UNKNOWN_CHUNKS requires UNKNOWN_CHUNKS disabled
+option READ_UNKNOWN_CHUNKS requires READ
+option READ_UNKNOWN_CHUNKS enables UNKNOWN_CHUNKS READ_USER_CHUNKS
+option READ_USER_CHUNKS requires READ enables USER_CHUNKS
 
 option CONVERT_tIME requires WRITE_ANCILLARY_CHUNKS
 # The "tm" structure is not supported on WindowsCE
@@ -766,10 +545,13 @@ option CONVERT_tIME requires WRITE_ANCILLARY_CHUNKS
 
 option WRITE_FILTER requires WRITE
 
-option SAVE_INT_32 disabled
-# png_save_int_32 is required internally for writing the ancillary chunks oFFs
-# and pCAL and for both reading and writing iCCP (for the generation/checking of
-# the corresponding cHRM/gAMA chunks) if full ICC is supported.
+option WRITE_UNKNOWN_CHUNKS requires WRITE
+
+option HANDLE_AS_UNKNOWN
+
+option SAVE_INT_32 requires WRITE
+
+# png_save_int_32 is required by the ancillary chunks oFFs and pCAL
 
 # added at libpng-1.5.4
 
@@ -795,27 +577,13 @@ option WRITE_COMPRESSED_TEXT enables WRITE_TEXT
 
 option INFO_IMAGE
 
-# added at libpng-1.5.10
-# Turn this off to disable warning about invalid palette index and
-# leave the num_palette_max member out of the png structure.
-
-option CHECK_FOR_INVALID_INDEX enables READ_CHECK_FOR_INVALID_INDEX
-option CHECK_FOR_INVALID_INDEX enables WRITE_CHECK_FOR_INVALID_INDEX
-option READ_CHECK_FOR_INVALID_INDEX requires READ, CHECK_FOR_INVALID_INDEX
-option WRITE_CHECK_FOR_INVALID_INDEX requires WRITE, CHECK_FOR_INVALID_INDEX
-
-# added at libpng-1.5.15
-option GET_PALETTE_MAX enables READ_GET_PALETTE_MAX WRITE_GET_PALETTE_MAX
-option READ_GET_PALETTE_MAX requires READ_CHECK_FOR_INVALID_INDEX disabled
-option WRITE_GET_PALETTE_MAX requires WRITE_CHECK_FOR_INVALID_INDEX disabled
-
-# Simplified API options (added at libpng-1.6.0)
+# Simplified API options
 # Read:
-option SIMPLIFIED_READ,
-   requires SEQUENTIAL_READ READ_TRANSFORMS, SETJMP, BENIGN_ERRORS READ_GAMMA,
-   enables READ_EXPAND, READ_16BIT READ_EXPAND_16, READ_SCALE_16_TO_8,
-      READ_RGB_TO_GRAY, READ_ALPHA_MODE READ_BACKGROUND READ_STRIP_ALPHA,
-      READ_FILLER, READ_SWAP
+option SIMPLIFIED_READ requires SEQUENTIAL_READ READ_TRANSFORMS SETJMP
+option SIMPLIFIED_READ enables READ_EXPAND READ_16BIT READ_EXPAND_16
+option SIMPLIFIED_READ enables READ_SCALE_16_TO_8 READ_RGB_TO_GRAY
+option SIMPLIFIED_READ enables READ_ALPHA_MODE READ_BACKGROUND READ_STRIP_ALPHA
+option SIMPLIFIED_READ enables READ_FILLER READ_SWAP
 
 option SIMPLIFIED_READ_AFIRST requires SIMPLIFIED_READ disabled
 option READ_SWAP_ALPHA enables SIMPLIFIED_READ_AFIRST
@@ -824,9 +592,8 @@ option SIMPLIFIED_READ_BGR requires SIMPLIFIED_READ disabled
 option READ_BGR enables SIMPLIFIED_READ_BGR
 
 # Write:
-option SIMPLIFIED_WRITE,
-   requires WRITE STDIO, SETJMP,
-   enables WRITE_SWAP WRITE_gAMA, WRITE_sRGB WRITE_cHRM
+option SIMPLIFIED_WRITE requires WRITE STDIO SETJMP
+option SIMPLIFIED_WRITE enables WRITE_SWAP WRITE_gAMA WRITE_sRGB WRITE_cHRM
 
 option SIMPLIFIED_WRITE_AFIRST requires SIMPLIFIED_WRITE disabled
 option WRITE_SWAP_ALPHA enables SIMPLIFIED_WRITE_AFIRST
@@ -835,5 +602,5 @@ option SIMPLIFIED_WRITE_BGR requires SIMPLIFIED_WRITE disabled
 option WRITE_BGR enables SIMPLIFIED_WRITE_BGR
 
 # Formats:
-option FORMAT_AFIRST if SIMPLIFIED_READ_AFIRST, SIMPLIFIED_WRITE_AFIRST
-option FORMAT_BGR if SIMPLIFIED_READ_BGR, SIMPLIFIED_WRITE_BGR
+option FORMAT_AFIRST if SIMPLIFIED_READ_AFIRST SIMPLIFIED_WRITE_AFIRST
+option FORMAT_BGR if SIMPLIFIED_READ_BGR SIMPLIFIED_WRITE_BGR
diff --git a/scripts/pnglibconf.h.prebuilt b/scripts/pnglibconf.h.prebuilt
index e58e3233c..d37b791d1 100644
--- a/scripts/pnglibconf.h.prebuilt
+++ b/scripts/pnglibconf.h.prebuilt
@@ -3,9 +3,9 @@
 
 /* pnglibconf.h - library build configuration */
 
-/* Libpng 1.6.1beta05 - February 27, 2013 */
+/* Libpng 1.6.0beta05 - February 3, 2012 */
 
-/* Copyright (c) 1998-2013 Glenn Randers-Pehrson */
+/* Copyright (c) 1998-2012 Glenn Randers-Pehrson */
 
 /* This code is released under the libpng license. */
 /* For conditions of distribution and use, see the disclaimer */
@@ -26,32 +26,26 @@
 #define PNG_COST_SHIFT 3
 #define PNG_DEFAULT_READ_MACROS 1
 #define PNG_GAMMA_THRESHOLD_FIXED 5000
-#define PNG_IDAT_READ_SIZE PNG_ZBUF_SIZE
-#define PNG_INFLATE_BUF_SIZE 1024
 #define PNG_MAX_GAMMA_8 11
 #define PNG_QUANTIZE_BLUE_BITS 5
 #define PNG_QUANTIZE_GREEN_BITS 5
 #define PNG_QUANTIZE_RED_BITS 5
-#define PNG_TEXT_Z_DEFAULT_COMPRESSION (-1)
-#define PNG_TEXT_Z_DEFAULT_STRATEGY 0
+#define PNG_sCAL_PRECISION 5
+#define PNG_USER_CHUNK_CACHE_MAX 0
+#define PNG_USER_CHUNK_MALLOC_MAX 0
+#define PNG_USER_HEIGHT_MAX 1000000
+#define PNG_USER_WIDTH_MAX 1000000
 #define PNG_WEIGHT_SHIFT 8
 #define PNG_ZBUF_SIZE 8192
-#define PNG_Z_DEFAULT_COMPRESSION (-1)
-#define PNG_Z_DEFAULT_NOFILTER_STRATEGY 0
-#define PNG_Z_DEFAULT_STRATEGY 1
-#define PNG_sCAL_PRECISION 5
-#define PNG_sRGB_PROFILE_CHECKS 2
 /* end of settings */
 /* options */
 #define PNG_16BIT_SUPPORTED
-#define PNG_ALIGNED_MEMORY_SUPPORTED
-#define PNG_ARM_NEON_CHECK_SUPPORTED
+#define PNG_ALIGN_MEMORY_SUPPORTED
 #define PNG_BENIGN_ERRORS_SUPPORTED
-#define PNG_BENIGN_READ_ERRORS_SUPPORTED
-/*#undef PNG_BENIGN_WRITE_ERRORS_SUPPORTED*/
+#define PNG_bKGD_SUPPORTED
 #define PNG_BUILD_GRAYSCALE_PALETTE_SUPPORTED
-#define PNG_CHECK_FOR_INVALID_INDEX_SUPPORTED
-#define PNG_COLORSPACE_SUPPORTED
+#define PNG_CHECK_cHRM_SUPPORTED
+#define PNG_cHRM_SUPPORTED
 #define PNG_CONSOLE_IO_SUPPORTED
 #define PNG_CONVERT_tIME_SUPPORTED
 #define PNG_EASY_ACCESS_SUPPORTED
@@ -62,13 +56,18 @@
 #define PNG_FLOATING_POINT_SUPPORTED
 #define PNG_FORMAT_AFIRST_SUPPORTED
 #define PNG_FORMAT_BGR_SUPPORTED
-#define PNG_GAMMA_SUPPORTED
-#define PNG_GET_PALETTE_MAX_SUPPORTED
+#define PNG_gAMA_SUPPORTED
 #define PNG_HANDLE_AS_UNKNOWN_SUPPORTED
+#define PNG_hIST_SUPPORTED
+#define PNG_iCCP_SUPPORTED
 #define PNG_INCH_CONVERSIONS_SUPPORTED
 #define PNG_INFO_IMAGE_SUPPORTED
 #define PNG_IO_STATE_SUPPORTED
+#define PNG_iTXt_SUPPORTED
 #define PNG_MNG_FEATURES_SUPPORTED
+#define PNG_oFFs_SUPPORTED
+#define PNG_pCAL_SUPPORTED
+#define PNG_pHYs_SUPPORTED
 #define PNG_POINTER_INDEXING_SUPPORTED
 #define PNG_PROGRESSIVE_READ_SUPPORTED
 #define PNG_READ_16BIT_SUPPORTED
@@ -76,61 +75,58 @@
 #define PNG_READ_ANCILLARY_CHUNKS_SUPPORTED
 #define PNG_READ_BACKGROUND_SUPPORTED
 #define PNG_READ_BGR_SUPPORTED
-#define PNG_READ_CHECK_FOR_INVALID_INDEX_SUPPORTED
+#define PNG_READ_bKGD_SUPPORTED
+#define PNG_READ_cHRM_SUPPORTED
 #define PNG_READ_COMPOSITE_NODIV_SUPPORTED
 #define PNG_READ_COMPRESSED_TEXT_SUPPORTED
 #define PNG_READ_EXPAND_16_SUPPORTED
 #define PNG_READ_EXPAND_SUPPORTED
 #define PNG_READ_FILLER_SUPPORTED
+#define PNG_READ_gAMA_SUPPORTED
 #define PNG_READ_GAMMA_SUPPORTED
-#define PNG_READ_GET_PALETTE_MAX_SUPPORTED
 #define PNG_READ_GRAY_TO_RGB_SUPPORTED
+#define PNG_READ_hIST_SUPPORTED
+#define PNG_READ_iCCP_SUPPORTED
 #define PNG_READ_INTERLACING_SUPPORTED
 #define PNG_READ_INT_FUNCTIONS_SUPPORTED
 #define PNG_READ_INVERT_ALPHA_SUPPORTED
 #define PNG_READ_INVERT_SUPPORTED
+#define PNG_READ_iTXt_SUPPORTED
+#define PNG_READ_oFFs_SUPPORTED
 #define PNG_READ_OPT_PLTE_SUPPORTED
-#define PNG_READ_PACKSWAP_SUPPORTED
 #define PNG_READ_PACK_SUPPORTED
+#define PNG_READ_PACKSWAP_SUPPORTED
+#define PNG_READ_pCAL_SUPPORTED
+#define PNG_READ_pHYs_SUPPORTED
 #define PNG_READ_QUANTIZE_SUPPORTED
 #define PNG_READ_RGB_TO_GRAY_SUPPORTED
+#define PNG_READ_sBIT_SUPPORTED
 #define PNG_READ_SCALE_16_TO_8_SUPPORTED
+#define PNG_READ_sCAL_SUPPORTED
 #define PNG_READ_SHIFT_SUPPORTED
+#define PNG_READ_sPLT_SUPPORTED
+#define PNG_READ_sRGB_SUPPORTED
 #define PNG_READ_STRIP_16_TO_8_SUPPORTED
 #define PNG_READ_STRIP_ALPHA_SUPPORTED
 #define PNG_READ_SUPPORTED
 #define PNG_READ_SWAP_ALPHA_SUPPORTED
 #define PNG_READ_SWAP_SUPPORTED
+#define PNG_READ_tEXt_SUPPORTED
 #define PNG_READ_TEXT_SUPPORTED
+#define PNG_READ_tIME_SUPPORTED
 #define PNG_READ_TRANSFORMS_SUPPORTED
+#define PNG_READ_tRNS_SUPPORTED
 #define PNG_READ_UNKNOWN_CHUNKS_SUPPORTED
 #define PNG_READ_USER_CHUNKS_SUPPORTED
 #define PNG_READ_USER_TRANSFORM_SUPPORTED
-#define PNG_READ_bKGD_SUPPORTED
-#define PNG_READ_cHRM_SUPPORTED
-#define PNG_READ_gAMA_SUPPORTED
-#define PNG_READ_hIST_SUPPORTED
-#define PNG_READ_iCCP_SUPPORTED
-#define PNG_READ_iTXt_SUPPORTED
-#define PNG_READ_oFFs_SUPPORTED
-#define PNG_READ_pCAL_SUPPORTED
-#define PNG_READ_pHYs_SUPPORTED
-#define PNG_READ_sBIT_SUPPORTED
-#define PNG_READ_sCAL_SUPPORTED
-#define PNG_READ_sPLT_SUPPORTED
-#define PNG_READ_sRGB_SUPPORTED
-#define PNG_READ_tEXt_SUPPORTED
-#define PNG_READ_tIME_SUPPORTED
-#define PNG_READ_tRNS_SUPPORTED
 #define PNG_READ_zTXt_SUPPORTED
-/*#undef PNG_SAFE_LIMITS_SUPPORTED*/
 #define PNG_SAVE_INT_32_SUPPORTED
-#define PNG_SAVE_UNKNOWN_CHUNKS_SUPPORTED
+#define PNG_sBIT_SUPPORTED
+#define PNG_sCAL_SUPPORTED
 #define PNG_SEQUENTIAL_READ_SUPPORTED
-#define PNG_SETJMP_SUPPORTED
 #define PNG_SET_CHUNK_CACHE_LIMIT_SUPPORTED
 #define PNG_SET_CHUNK_MALLOC_LIMIT_SUPPORTED
-#define PNG_SET_UNKNOWN_CHUNKS_SUPPORTED
+#define PNG_SETJMP_SUPPORTED
 #define PNG_SET_USER_LIMITS_SUPPORTED
 #define PNG_SIMPLIFIED_READ_AFIRST_SUPPORTED
 #define PNG_SIMPLIFIED_READ_BGR_SUPPORTED
@@ -138,10 +134,14 @@
 #define PNG_SIMPLIFIED_WRITE_AFIRST_SUPPORTED
 #define PNG_SIMPLIFIED_WRITE_BGR_SUPPORTED
 #define PNG_SIMPLIFIED_WRITE_SUPPORTED
+#define PNG_sPLT_SUPPORTED
+#define PNG_sRGB_SUPPORTED
 #define PNG_STDIO_SUPPORTED
-#define PNG_STORE_UNKNOWN_CHUNKS_SUPPORTED
+#define PNG_tEXt_SUPPORTED
 #define PNG_TEXT_SUPPORTED
 #define PNG_TIME_RFC1123_SUPPORTED
+#define PNG_tIME_SUPPORTED
+#define PNG_tRNS_SUPPORTED
 #define PNG_UNKNOWN_CHUNKS_SUPPORTED
 #define PNG_USER_CHUNKS_SUPPORTED
 #define PNG_USER_LIMITS_SUPPORTED
@@ -152,62 +152,44 @@
 #define PNG_WRITE_16BIT_SUPPORTED
 #define PNG_WRITE_ANCILLARY_CHUNKS_SUPPORTED
 #define PNG_WRITE_BGR_SUPPORTED
-#define PNG_WRITE_CHECK_FOR_INVALID_INDEX_SUPPORTED
+#define PNG_WRITE_bKGD_SUPPORTED
+#define PNG_WRITE_cHRM_SUPPORTED
 #define PNG_WRITE_COMPRESSED_TEXT_SUPPORTED
 #define PNG_WRITE_CUSTOMIZE_ZTXT_COMPRESSION_SUPPORTED
 #define PNG_WRITE_FILLER_SUPPORTED
 #define PNG_WRITE_FILTER_SUPPORTED
 #define PNG_WRITE_FLUSH_SUPPORTED
-#define PNG_WRITE_GET_PALETTE_MAX_SUPPORTED
+#define PNG_WRITE_gAMA_SUPPORTED
+#define PNG_WRITE_hIST_SUPPORTED
+#define PNG_WRITE_iCCP_SUPPORTED
 #define PNG_WRITE_INTERLACING_SUPPORTED
 #define PNG_WRITE_INT_FUNCTIONS_SUPPORTED
 #define PNG_WRITE_INVERT_ALPHA_SUPPORTED
 #define PNG_WRITE_INVERT_SUPPORTED
-#define PNG_WRITE_OPTIMIZE_CMF_SUPPORTED
-#define PNG_WRITE_PACKSWAP_SUPPORTED
-#define PNG_WRITE_PACK_SUPPORTED
-#define PNG_WRITE_SHIFT_SUPPORTED
-#define PNG_WRITE_SUPPORTED
-#define PNG_WRITE_SWAP_ALPHA_SUPPORTED
-#define PNG_WRITE_SWAP_SUPPORTED
-#define PNG_WRITE_TEXT_SUPPORTED
-#define PNG_WRITE_TRANSFORMS_SUPPORTED
-#define PNG_WRITE_UNKNOWN_CHUNKS_SUPPORTED
-#define PNG_WRITE_USER_TRANSFORM_SUPPORTED
-#define PNG_WRITE_WEIGHTED_FILTER_SUPPORTED
-#define PNG_WRITE_bKGD_SUPPORTED
-#define PNG_WRITE_cHRM_SUPPORTED
-#define PNG_WRITE_gAMA_SUPPORTED
-#define PNG_WRITE_hIST_SUPPORTED
-#define PNG_WRITE_iCCP_SUPPORTED
 #define PNG_WRITE_iTXt_SUPPORTED
 #define PNG_WRITE_oFFs_SUPPORTED
+#define PNG_WRITE_OPTIMIZE_CMF_SUPPORTED
+#define PNG_WRITE_PACK_SUPPORTED
+#define PNG_WRITE_PACKSWAP_SUPPORTED
 #define PNG_WRITE_pCAL_SUPPORTED
 #define PNG_WRITE_pHYs_SUPPORTED
 #define PNG_WRITE_sBIT_SUPPORTED
 #define PNG_WRITE_sCAL_SUPPORTED
+#define PNG_WRITE_SHIFT_SUPPORTED
 #define PNG_WRITE_sPLT_SUPPORTED
 #define PNG_WRITE_sRGB_SUPPORTED
+#define PNG_WRITE_SUPPORTED
+#define PNG_WRITE_SWAP_ALPHA_SUPPORTED
+#define PNG_WRITE_SWAP_SUPPORTED
 #define PNG_WRITE_tEXt_SUPPORTED
+#define PNG_WRITE_TEXT_SUPPORTED
 #define PNG_WRITE_tIME_SUPPORTED
+#define PNG_WRITE_TRANSFORMS_SUPPORTED
 #define PNG_WRITE_tRNS_SUPPORTED
+#define PNG_WRITE_UNKNOWN_CHUNKS_SUPPORTED
+#define PNG_WRITE_USER_TRANSFORM_SUPPORTED
+#define PNG_WRITE_WEIGHTED_FILTER_SUPPORTED
 #define PNG_WRITE_zTXt_SUPPORTED
-#define PNG_bKGD_SUPPORTED
-#define PNG_cHRM_SUPPORTED
-#define PNG_gAMA_SUPPORTED
-#define PNG_hIST_SUPPORTED
-#define PNG_iCCP_SUPPORTED
-#define PNG_iTXt_SUPPORTED
-#define PNG_oFFs_SUPPORTED
-#define PNG_pCAL_SUPPORTED
-#define PNG_pHYs_SUPPORTED
-#define PNG_sBIT_SUPPORTED
-#define PNG_sCAL_SUPPORTED
-#define PNG_sPLT_SUPPORTED
-#define PNG_sRGB_SUPPORTED
-#define PNG_tEXt_SUPPORTED
-#define PNG_tIME_SUPPORTED
-#define PNG_tRNS_SUPPORTED
 #define PNG_zTXt_SUPPORTED
 /* end of options */
 #endif /* PNGLCONF_H */
diff --git a/scripts/pnglibconf.mak b/scripts/pnglibconf.mak
index c7117ddc4..c04578f31 100755
--- a/scripts/pnglibconf.mak
+++ b/scripts/pnglibconf.mak
@@ -3,7 +3,7 @@
 #
 # These lines are copied from Makefile.am, they illustrate
 # how to automate the build of pnglibconf.h from scripts/pnglibconf.dfa
-# given just 'awk', a C preprocessor and standard command line utilities
+# given 'awk' and 'sed'
 
 # Override as appropriate, these definitions can be overridden on
 # the make command line (AWK='nawk' for example).
@@ -12,13 +12,13 @@ AWK = mawk
 AWK = nawk
 AWK = one-true-awk
 AWK = awk  # Crashes on SunOS 5.10 - use 'nawk'
-CPP = $(CC) -E # On SUN OS 5.10 if this causes problems use /lib/cpp
+CPP = $(CC) -E # Does not work on SUN OS 5.10 - use /lib/cpp
+SED = sed
 
-MOVE = mv
+COPY = cp
 DELETE = rm -f
 ECHO = echo
-DFA_XTRA = # Put your configuration file here, see scripts/pnglibconf.dfa.  Eg:
-# DFA_XTRA = pngusr.dfa
+DFA_XTRA = # Appended to scripts/options.awk
 
 # CPPFLAGS should contain the options to control the result,
 # but DEFS and CFLAGS are also supported here, override
@@ -31,24 +31,28 @@ srcdir = .
 # The standard pnglibconf.h exists as scripts/pnglibconf.h.prebuilt,
 # copy this if the following doesn't work.
 pnglibconf.h: pnglibconf.dfn
-	$(DELETE) $@ pnglibconf.c pnglibconf.out pnglibconf.tmp
-	$(ECHO) '#include "pnglibconf.dfn"' >pnglibconf.c
-	$(ECHO) "If '$(CC) -E' crashes try /lib/cpp (e.g. CPP='/lib/cpp')" >&2
-	$(CPP) $(DFNFLAGS) pnglibconf.c >pnglibconf.out
-	$(AWK) -f "$(srcdir)/scripts/dfn.awk" out="pnglibconf.tmp" pnglibconf.out 1>&2
-	$(MOVE) pnglibconf.tmp $@
-
-pnglibconf.dfn: $(srcdir)/scripts/pnglibconf.dfa $(srcdir)/scripts/options.awk $(srcdir)/pngconf.h $(srcdir)/pngusr.dfa $(DFA_XTRA)
-	$(DELETE) $@ pnglibconf.pre pnglibconf.tmp
+	$(DELETE) $@ dfn.c dfn1.out dfn2.out dfn3.out
+	$(ECHO) '#include "pnglibconf.dfn"' >dfn.c
+	$(CPP) $(DFNFLAGS) dfn.c >dfn1.out
+	$(ECHO) "If 'cpp -e' crashes try /lib/cpp (e.g. CPP='/lib/cpp')" >&2
+	$(SED) -n -e 's|^.*PNG_DEFN_MAGIC *-\(.*\)- *PNG_DEFN_END.*$$|\1|p'\
+	    dfn1.out >dfn2.out
+	$(SED) -e 's| *PNG_JOIN *||g' -e 's| *$$||' dfn2.out >dfn3.out
+	$(COPY) dfn3.out $@
+	$(DELETE) dfn.c dfn1.out dfn2.out dfn3.out
+
+pnglibconf.dfn: $(srcdir)/scripts/pnglibconf.dfa $(srcdir)/scripts/options.awk $(srcdir)/pngconf.h
+	$(DELETE) $@ dfn1.out dfn2.out
 	$(ECHO) "Calling $(AWK) from scripts/pnglibconf.mak" >&2
 	$(ECHO) "If 'awk' crashes try a better awk (e.g. AWK='nawk')" >&2
-	$(AWK) -f $(srcdir)/scripts/options.awk out="pnglibconf.pre"\
-	    version=search $(srcdir)/pngconf.h $(srcdir)/scripts/pnglibconf.dfa\
-	    $(srcdir)/pngusr.dfa $(DFA_XTRA) 1>&2
-	$(AWK) -f $(srcdir)/scripts/options.awk out="pnglibconf.tmp" pnglibconf.pre 1>&2
-	$(MOVE) pnglibconf.tmp $@
+	$(AWK) -f $(srcdir)/scripts/options.awk out=dfn1.out version=search\
+		$(srcdir)/pngconf.h $(srcdir)/scripts/pnglibconf.dfa\
+		$(DFA_XTRA) 1>&2
+	$(AWK) -f $(srcdir)/scripts/options.awk out=dfn2.out dfn1.out 1>&2
+	$(COPY) dfn2.out $@
+	$(DELETE) dfn1.out dfn2.out
 
 clean-pnglibconf:
-	$(DELETE) pnglibconf.*
+	$(DELETE) pnglibconf.h pnglibconf.dfn dfn.c dfn1.out dfn2.out dfn3.out
 
 clean: clean-pnglibconf
diff --git a/scripts/prefix.dfn b/scripts/prefix.dfn
deleted file mode 100644
index 0997310c5..000000000
--- a/scripts/prefix.dfn
+++ /dev/null
@@ -1,24 +0,0 @@
-
-/* prefix.dfn - generate an unprefixed symbol list
- *
- * Last changed in libpng version 1.6.0 [January 30, 2012]
- * Copyright (c) 2012 Glenn Randers-Pehrson
- *
- * This code is released under the libpng license.
- * For conditions of distribution and use, see the disclaimer
- * and license in png.h
- */
-
-#define PNG_EXPORTA(ordinal, type, name, args, attributes)\
-        PNG_DFN "@" name "@"
-
-/* The configuration information *before* the additional of symbol renames,
- * the list is the C name list; no symbol prefix.
- */
-#include "pnglibconf.out"
-
-PNG_DFN_START_SORT 1
-
-#include "../png.h"
-
-PNG_DFN_END_SORT
diff --git a/scripts/sym.dfn b/scripts/sym.dfn
index 9ccd810fd..f4f13df08 100644
--- a/scripts/sym.dfn
+++ b/scripts/sym.dfn
@@ -10,6 +10,6 @@
  */
 
 #define PNG_EXPORTA(ordinal, type, name, args, attributes)\
-        PNG_DFN "@" SYMBOL_PREFIX "@@" name "@"
+	PNG_DEFN_MAGIC-SYMBOL_PREFIX PNG_JOIN name-PNG_DEFN_END
 
 #include "../png.h"
diff --git a/scripts/symbols.def b/scripts/symbols.def
index 4a2373abb..4160200cc 100644
--- a/scripts/symbols.def
+++ b/scripts/symbols.def
@@ -5,7 +5,7 @@
 LIBRARY
 
 EXPORTS
-;Version 1.6.1beta05
+;Version 1.6.0beta05
  png_access_version_number @1
  png_set_sig_bytes @2
  png_sig_cmp @3
@@ -205,6 +205,7 @@ EXPORTS
  png_get_y_offset_inches @197
  png_get_pHYs_dpi @198
  png_get_io_state @199
+;png_get_io_chunk_name @200
  png_get_uint_32 @201
  png_get_uint_16 @202
  png_get_int_32 @203
@@ -246,5 +247,3 @@ EXPORTS
  png_image_write_to_file @239
  png_image_write_to_stdio @240
  png_convert_to_rfc1123_buffer @241
- png_set_check_for_invalid_index @242
- png_get_palette_max @243
diff --git a/scripts/symbols.dfn b/scripts/symbols.dfn
index 99d992eb1..d790929e7 100644
--- a/scripts/symbols.dfn
+++ b/scripts/symbols.dfn
@@ -17,11 +17,11 @@
  */
 
 #define PNG_EXPORTA(ordinal, type, name, args, attributes)\
-        PNG_DFN "@" name "@ @@" ordinal "@"
+	PNG_DEFN_MAGIC-name @ordinal-PNG_DEFN_END
 #define PNG_REMOVED(ordinal, type, name, args, attributes)\
-        PNG_DFN "; @" name "@ @@" ordinal "@"
+	PNG_DEFN_MAGIC-; name @ordinal-PNG_DEFN_END
 #define PNG_EXPORT_LAST_ORDINAL(ordinal)\
-        PNG_DFN "; @@" ordinal "@"
+	PNG_DEFN_MAGIC-; @ordinal-PNG_DEFN_END
 
 /* Read the defaults, but use scripts/pnglibconf.h.prebuilt; the 'standard'
  * header file.
diff --git a/scripts/vers.dfn b/scripts/vers.dfn
index 61ba7d80b..89d5f3879 100644
--- a/scripts/vers.dfn
+++ b/scripts/vers.dfn
@@ -9,11 +9,18 @@
  * and license in png.h
  */
 
+#define HEADER PNG_DEFN_MAGIC-PNGLIB_LIBNAME {global:-PNG_DEFN_END
+
+/* NOTE: PNG_JOIN is interpreted by the calling script as a signal to
+ * join the two things on either side, so we can do symbol
+ * substitution within the name, regular C ## joins the pp-tokens,
+ * not their final values.
+ */
 #define PNG_EXPORTA(ordinal, type, name, args, attributes)\
-        PNG_DFN " @" SYMBOL_PREFIX "@@" name "@;"
+	PNG_DEFN_MAGIC- SYMBOL_PREFIX PNG_JOIN name;-PNG_DEFN_END
 
-PNG_DFN "@" PNGLIB_LIBNAME "@ {global:"
+#define TRAILER PNG_DEFN_MAGIC-local: *; };-PNG_DEFN_END
 
+HEADER
 #include "../png.h"
-
-PNG_DFN "local: *; };"
+TRAILER
author	Glenn Randers-Pehrson <glennrp at users.sourceforge.net>	2012-02-02 23:11:45 -0600
committer	Glenn Randers-Pehrson <glennrp at users.sourceforge.net>	2013-03-01 21:38:03 -0600
commit	f3af706c2a489333f816843bc986a6bafe47719b (patch)
tree	8fa3603462427abc8d9b3b349df899621975b72c /scripts
parent	96cf4bde0e3c65012ba71c9b8dc930138a27ca96 (diff)
download	libpng-f3af706c2a489333f816843bc986a6bafe47719b.tar.gz