Purge sfio support from configure.com, Configure and related files.

Most of these are actually generated, so the maintenance complexity reduction
is not as impressive as the diffstat suggests.

(Incorporating a fix from Merijn)

3 files changed, 1 insertions, 31 deletions

diff --git a/Porting/Glossary b/Porting/Glossary
index e7523ae566..c0d98ea8f7 100644
--- a/Porting/Glossary
+++ b/Porting/Glossary
@@ -2047,10 +2047,6 @@ d_setvbuf (d_setvbuf.U):
 	indicates to the C program that the setvbuf() routine is available
 	to change buffering on an open stdio stream.
 
-d_sfio (d_sfio.U):
-	This variable conditionally defines the USE_SFIO symbol,
-	and indicates whether sfio is available (and should be used).
-
 d_shm (d_shm.U):
 	This variable conditionally defines the HAS_SHM symbol, which
 	indicates that the entire shm*(2) library is present.
@@ -3162,10 +3158,6 @@ i_rpcsvcdbm (i_dbm.U):
 	indicates to the C program that <rpcsvc/dbm.h> exists and should
 	be included.  Some System V systems might need this instead of <dbm.h>.
 
-i_sfio (i_sfio.U):
-	This variable conditionally defines the I_SFIO symbol,
-	and indicates whether a C program should include <sfio.h>.
-
 i_sgtty (i_termio.U):
 	This variable conditionally defines the I_SGTTY symbol, which
 	indicates to the C program that it should include <sgtty.h> rather
@@ -5122,13 +5114,6 @@ userelocatableinc (bin.U):
 	containing the perl binary, and a logical cleanup of the path is then
 	made around the join point (removing "dir/../" pairs)
 
-usesfio (d_sfio.U):
-	This variable is set to true when the user agrees to use sfio.
-	It is set to false when sfio is not available or when the user
-	explicitly requests not to use sfio.  It is here primarily so
-	that command-line settings can override the auto-detection of
-	d_sfio without running into a "WHOA THERE".
-
 useshrplib (libperl.U):
 	This variable is set to 'true' if the user wishes
 	to build a shared libperl, and 'false' otherwise.
diff --git a/Porting/config.sh b/Porting/config.sh
index d8e3ae6550..e0ce05a549 100644
--- a/Porting/config.sh
+++ b/Porting/config.sh
@@ -449,7 +449,6 @@ d_setsent='define'
 d_setservent_r='undef'
 d_setsid='define'
 d_setvbuf='define'
-d_sfio='undef'
 d_shm='define'
 d_shmat='define'
 d_shmatprototype='define'
@@ -687,7 +686,6 @@ i_prot='undef'
 i_pthread='define'
 i_pwd='define'
 i_rpcsvcdbm='undef'
-i_sfio='undef'
 i_sgtty='undef'
 i_shadow='define'
 i_socks='undef'
@@ -793,7 +791,7 @@ libsdirs=' /usr/lib'
 libsfiles=' libnsl.so libgdbm.so libdb.so libdl.so libm.so libcrypt.so libutil.so libc.so libgdbm_compat.so'
 libsfound=' /usr/lib/libnsl.so /usr/lib/libgdbm.so /usr/lib/libdb.so /usr/lib/libdl.so /usr/lib/libm.so /usr/lib/libcrypt.so /usr/lib/libutil.so /usr/lib/libc.so /usr/lib/libgdbm_compat.so'
 libspath=' /pro/local/lib /lib /usr/lib /usr/local/lib'
-libswanted='sfio socket inet nsl nm gdbm dbm db malloc dl ld sun m crypt sec util c cposix posix ucb BSD gdbm_compat'
+libswanted='socket inet nsl nm gdbm dbm db malloc dl ld sun m crypt sec util c cposix posix ucb BSD gdbm_compat'
 libswanted_uselargefiles=''
 line=''
 lint=''
@@ -1060,7 +1058,6 @@ useperlio='define'
 useposix='true'
 usereentrant='undef'
 userelocatableinc='undef'
-usesfio='false'
 useshrplib='false'
 usesitecustomize='undef'
 usesocks='undef'
diff --git a/Porting/config_H b/Porting/config_H
index e048329471..684383840f 100644
--- a/Porting/config_H
+++ b/Porting/config_H
@@ -707,12 +707,6 @@
  */
 #define I_NETINET_IN	/**/
 
-/* I_SFIO:
- *	This symbol, if defined, indicates to the C program that it should
- *	include <sfio.h>.
- */
-/*#define	I_SFIO		/ **/
-
 /* I_STDBOOL:
  *	This symbol, if defined, indicates that <stdbool.h> exists and should
  *	be included.
@@ -3666,12 +3660,6 @@
  */
 /*#define HAS_SETPROCTITLE		/ **/
 
-/* USE_SFIO:
- *	This symbol, if defined, indicates that sfio should
- *	be used.
- */
-/*#define	USE_SFIO		/ **/
-
 /* HAS_SIGNBIT:
  *	This symbol, if defined, indicates that the signbit routine is
  *	available to check if the given number has the sign bit set.