tar-1.29HEADtar-1.29master

17 files changed, 5768 insertions, 0 deletions

diff --git a/lib/Makefile.am b/lib/Makefile.am
new file mode 100644
index 0000000..c7318d9
--- /dev/null
+++ b/lib/Makefile.am
@@ -0,0 +1,61 @@
+# Makefile for GNU tar library.			-*- Makefile -*-
+
+# Copyright 1994-1997, 1999-2001, 2003-2007, 2009-2010, 2013-2014, 2016
+# Free Software Foundation, Inc.
+
+# This file is part of GNU tar.
+
+# GNU tar is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+
+# GNU tar is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+noinst_LIBRARIES=libtar.a
+rmt-command.h : Makefile
+	$(AM_V_GEN)rm -f $@-t $@
+	$(AM_V_at)echo "#ifndef DEFAULT_RMT_COMMAND" >> $@-t
+	$(AM_V_at)echo "# define DEFAULT_RMT_COMMAND \"$(DEFAULT_RMT_DIR)/`echo rmt | sed '$(transform)'`$(EXEEXT)\"" >> $@-t
+	$(AM_V_at)echo "#endif" >> $@-t
+	$(AM_V_at)mv $@-t $@
+BUILT_SOURCES = rmt-command.h
+CLEANFILES = rmt-command.h rmt-command.h-t
+AM_CPPFLAGS = -I$(top_srcdir)/gnu -I../ -I../gnu
+AM_CFLAGS = $(GNULIB_WARN_CFLAGS) $(WERROR_CFLAGS)
+
+noinst_HEADERS = \
+ paxlib.h\
+ rmt.h\
+ stdopen.h\
+ system.h\
+ system-ioctl.h\
+ wordsplit.h\
+ xattr-at.h
+
+libtar_a_SOURCES = \
+  paxerror.c paxexit-status.c paxlib.h paxnames.c \
+  rtapelib.c \
+  rmt.h \
+  stdopen.c stdopen.h \
+  system.h system-ioctl.h \
+  wordsplit.c\
+  xattr-at.c
+
+if !TAR_COND_XATTR_H
+BUILT_SOURCES += attr/xattr.h
+attr/xattr.h: attr-xattr.in.h $(top_builddir)/config.status
+	$(AM_V_at)$(MKDIR_P) attr
+	$(AM_V_GEN)rm -f $@-t $@ && \
+	 cp $(srcdir)/attr-xattr.in.h attr/xattr.h
+endif
+
+MOSTLYCLEANFILES = attr/xattr.h
+
+EXTRA_DIST = attr-xattr.in.h
diff --git a/lib/Makefile.in b/lib/Makefile.in
new file mode 100644
index 0000000..77c68dd
--- /dev/null
+++ b/lib/Makefile.in
@@ -0,0 +1,1516 @@
+# Makefile.in generated by automake 1.14 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994-2013 Free Software Foundation, Inc.
+
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+@SET_MAKE@
+
+# Makefile for GNU tar library.			-*- Makefile -*-
+
+# Copyright 1994-1997, 1999-2001, 2003-2007, 2009-2010, 2013-2014, 2016
+# Free Software Foundation, Inc.
+
+# This file is part of GNU tar.
+
+# GNU tar is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+
+# GNU tar is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+VPATH = @srcdir@
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+am__make_running_with_option = \
+  case $${target_option-} in \
+      ?) ;; \
+      *) echo "am__make_running_with_option: internal error: invalid" \
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+  esac; \
+  has_opt=no; \
+  sane_makeflags=$$MAKEFLAGS; \
+  if $(am__is_gnu_make); then \
+    sane_makeflags=$$MFLAGS; \
+  else \
+    case $$MAKEFLAGS in \
+      *\\[\ \	]*) \
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+am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
+install_sh_DATA = $(install_sh) -c -m 644
+install_sh_PROGRAM = $(install_sh) -c
+install_sh_SCRIPT = $(install_sh) -c
+INSTALL_HEADER = $(INSTALL_DATA)
+transform = $(program_transform_name)
+NORMAL_INSTALL = :
+PRE_INSTALL = :
+POST_INSTALL = :
+NORMAL_UNINSTALL = :
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+    if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+  done | $(am__uniquify_input)`
+ETAGS = etags
+CTAGS = ctags
+DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
+pkglibexecdir = @pkglibexecdir@
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+APPLE_UNIVERSAL_BUILD = @APPLE_UNIVERSAL_BUILD@
+AR = @AR@
+ARFLAGS = @ARFLAGS@
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+AUTOHEADER = @AUTOHEADER@
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+AUTOMAKE = @AUTOMAKE@
+AWK = @AWK@
+BACKUP_LIBEXEC_SCRIPTS = @BACKUP_LIBEXEC_SCRIPTS@
+BACKUP_SBIN_SCRIPTS = @BACKUP_SBIN_SCRIPTS@
+BACKUP_SED_COND = @BACKUP_SED_COND@
+BITSIZEOF_PTRDIFF_T = @BITSIZEOF_PTRDIFF_T@
+BITSIZEOF_SIG_ATOMIC_T = @BITSIZEOF_SIG_ATOMIC_T@
+BITSIZEOF_SIZE_T = @BITSIZEOF_SIZE_T@
+BITSIZEOF_WCHAR_T = @BITSIZEOF_WCHAR_T@
+BITSIZEOF_WINT_T = @BITSIZEOF_WINT_T@
+CC = @CC@
+CCDEPMODE = @CCDEPMODE@
+CFLAGS = @CFLAGS@
+CPP = @CPP@
+CPPFLAGS = @CPPFLAGS@
+CYGPATH_W = @CYGPATH_W@
+DEFAULT_ARCHIVE = @DEFAULT_ARCHIVE@
+DEFAULT_ARCHIVE_FORMAT = @DEFAULT_ARCHIVE_FORMAT@
+DEFAULT_BLOCKING = @DEFAULT_BLOCKING@
+DEFAULT_QUOTING_STYLE = @DEFAULT_QUOTING_STYLE@
+DEFAULT_RMT_COMMAND = @DEFAULT_RMT_COMMAND@
+DEFAULT_RMT_DIR = @DEFAULT_RMT_DIR@
+DEFS = @DEFS@
+DEPDIR = @DEPDIR@
+ECHO_C = @ECHO_C@
+ECHO_N = @ECHO_N@
+ECHO_T = @ECHO_T@
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+EMULTIHOP_HIDDEN = @EMULTIHOP_HIDDEN@
+EMULTIHOP_VALUE = @EMULTIHOP_VALUE@
+ENOLINK_HIDDEN = @ENOLINK_HIDDEN@
+ENOLINK_VALUE = @ENOLINK_VALUE@
+EOVERFLOW_HIDDEN = @EOVERFLOW_HIDDEN@
+EOVERFLOW_VALUE = @EOVERFLOW_VALUE@
+ERRNO_H = @ERRNO_H@
+EXEEXT = @EXEEXT@
+FLOAT_H = @FLOAT_H@
+FNMATCH_H = @FNMATCH_H@
+GETOPT_H = @GETOPT_H@
+GETTEXT_MACRO_VERSION = @GETTEXT_MACRO_VERSION@
+GLIBC21 = @GLIBC21@
+GMSGFMT = @GMSGFMT@
+GMSGFMT_015 = @GMSGFMT_015@
+GNULIB_ALPHASORT = @GNULIB_ALPHASORT@
+GNULIB_ATOLL = @GNULIB_ATOLL@
+GNULIB_BTOWC = @GNULIB_BTOWC@
+GNULIB_CALLOC_POSIX = @GNULIB_CALLOC_POSIX@
+GNULIB_CANONICALIZE_FILE_NAME = @GNULIB_CANONICALIZE_FILE_NAME@
+GNULIB_CHDIR = @GNULIB_CHDIR@
+GNULIB_CHOWN = @GNULIB_CHOWN@
+GNULIB_CLOSE = @GNULIB_CLOSE@
+GNULIB_CLOSEDIR = @GNULIB_CLOSEDIR@
+GNULIB_DIRFD = @GNULIB_DIRFD@
+GNULIB_DPRINTF = @GNULIB_DPRINTF@
+GNULIB_DUP = @GNULIB_DUP@
+GNULIB_DUP2 = @GNULIB_DUP2@
+GNULIB_DUP3 = @GNULIB_DUP3@
+GNULIB_DUPLOCALE = @GNULIB_DUPLOCALE@
+GNULIB_ENVIRON = @GNULIB_ENVIRON@
+GNULIB_EUIDACCESS = @GNULIB_EUIDACCESS@
+GNULIB_FACCESSAT = @GNULIB_FACCESSAT@
+GNULIB_FCHDIR = @GNULIB_FCHDIR@
+GNULIB_FCHMODAT = @GNULIB_FCHMODAT@
+GNULIB_FCHOWNAT = @GNULIB_FCHOWNAT@
+GNULIB_FCLOSE = @GNULIB_FCLOSE@
+GNULIB_FCNTL = @GNULIB_FCNTL@
+GNULIB_FDATASYNC = @GNULIB_FDATASYNC@
+GNULIB_FDOPEN = @GNULIB_FDOPEN@
+GNULIB_FDOPENDIR = @GNULIB_FDOPENDIR@
+GNULIB_FFLUSH = @GNULIB_FFLUSH@
+GNULIB_FFS = @GNULIB_FFS@
+GNULIB_FFSL = @GNULIB_FFSL@
+GNULIB_FFSLL = @GNULIB_FFSLL@
+GNULIB_FGETC = @GNULIB_FGETC@
+GNULIB_FGETS = @GNULIB_FGETS@
+GNULIB_FOPEN = @GNULIB_FOPEN@
+GNULIB_FPRINTF = @GNULIB_FPRINTF@
+GNULIB_FPRINTF_POSIX = @GNULIB_FPRINTF_POSIX@
+GNULIB_FPURGE = @GNULIB_FPURGE@
+GNULIB_FPUTC = @GNULIB_FPUTC@
+GNULIB_FPUTS = @GNULIB_FPUTS@
+GNULIB_FREAD = @GNULIB_FREAD@
+GNULIB_FREOPEN = @GNULIB_FREOPEN@
+GNULIB_FSCANF = @GNULIB_FSCANF@
+GNULIB_FSEEK = @GNULIB_FSEEK@
+GNULIB_FSEEKO = @GNULIB_FSEEKO@
+GNULIB_FSTAT = @GNULIB_FSTAT@
+GNULIB_FSTATAT = @GNULIB_FSTATAT@
+GNULIB_FSYNC = @GNULIB_FSYNC@
+GNULIB_FTELL = @GNULIB_FTELL@
+GNULIB_FTELLO = @GNULIB_FTELLO@
+GNULIB_FTRUNCATE = @GNULIB_FTRUNCATE@
+GNULIB_FUTIMENS = @GNULIB_FUTIMENS@
+GNULIB_FWRITE = @GNULIB_FWRITE@
+GNULIB_GETC = @GNULIB_GETC@
+GNULIB_GETCHAR = @GNULIB_GETCHAR@
+GNULIB_GETCWD = @GNULIB_GETCWD@
+GNULIB_GETDELIM = @GNULIB_GETDELIM@
+GNULIB_GETDOMAINNAME = @GNULIB_GETDOMAINNAME@
+GNULIB_GETDTABLESIZE = @GNULIB_GETDTABLESIZE@
+GNULIB_GETGROUPS = @GNULIB_GETGROUPS@
+GNULIB_GETHOSTNAME = @GNULIB_GETHOSTNAME@
+GNULIB_GETLINE = @GNULIB_GETLINE@
+GNULIB_GETLOADAVG = @GNULIB_GETLOADAVG@
+GNULIB_GETLOGIN = @GNULIB_GETLOGIN@
+GNULIB_GETLOGIN_R = @GNULIB_GETLOGIN_R@
+GNULIB_GETPAGESIZE = @GNULIB_GETPAGESIZE@
+GNULIB_GETSUBOPT = @GNULIB_GETSUBOPT@
+GNULIB_GETTIMEOFDAY = @GNULIB_GETTIMEOFDAY@
+GNULIB_GETUSERSHELL = @GNULIB_GETUSERSHELL@
+GNULIB_GL_UNISTD_H_GETOPT = @GNULIB_GL_UNISTD_H_GETOPT@
+GNULIB_GRANTPT = @GNULIB_GRANTPT@
+GNULIB_GROUP_MEMBER = @GNULIB_GROUP_MEMBER@
+GNULIB_IMAXABS = @GNULIB_IMAXABS@
+GNULIB_IMAXDIV = @GNULIB_IMAXDIV@
+GNULIB_ISATTY = @GNULIB_ISATTY@
+GNULIB_ISWBLANK = @GNULIB_ISWBLANK@
+GNULIB_ISWCTYPE = @GNULIB_ISWCTYPE@
+GNULIB_LCHMOD = @GNULIB_LCHMOD@
+GNULIB_LCHOWN = @GNULIB_LCHOWN@
+GNULIB_LINK = @GNULIB_LINK@
+GNULIB_LINKAT = @GNULIB_LINKAT@
+GNULIB_LOCALECONV = @GNULIB_LOCALECONV@
+GNULIB_LSEEK = @GNULIB_LSEEK@
+GNULIB_LSTAT = @GNULIB_LSTAT@
+GNULIB_MALLOC_POSIX = @GNULIB_MALLOC_POSIX@
+GNULIB_MBRLEN = @GNULIB_MBRLEN@
+GNULIB_MBRTOWC = @GNULIB_MBRTOWC@
+GNULIB_MBSCASECMP = @GNULIB_MBSCASECMP@
+GNULIB_MBSCASESTR = @GNULIB_MBSCASESTR@
+GNULIB_MBSCHR = @GNULIB_MBSCHR@
+GNULIB_MBSCSPN = @GNULIB_MBSCSPN@
+GNULIB_MBSINIT = @GNULIB_MBSINIT@
+GNULIB_MBSLEN = @GNULIB_MBSLEN@
+GNULIB_MBSNCASECMP = @GNULIB_MBSNCASECMP@
+GNULIB_MBSNLEN = @GNULIB_MBSNLEN@
+GNULIB_MBSNRTOWCS = @GNULIB_MBSNRTOWCS@
+GNULIB_MBSPBRK = @GNULIB_MBSPBRK@
+GNULIB_MBSPCASECMP = @GNULIB_MBSPCASECMP@
+GNULIB_MBSRCHR = @GNULIB_MBSRCHR@
+GNULIB_MBSRTOWCS = @GNULIB_MBSRTOWCS@
+GNULIB_MBSSEP = @GNULIB_MBSSEP@
+GNULIB_MBSSPN = @GNULIB_MBSSPN@
+GNULIB_MBSSTR = @GNULIB_MBSSTR@
+GNULIB_MBSTOK_R = @GNULIB_MBSTOK_R@
+GNULIB_MBTOWC = @GNULIB_MBTOWC@
+GNULIB_MEMCHR = @GNULIB_MEMCHR@
+GNULIB_MEMMEM = @GNULIB_MEMMEM@
+GNULIB_MEMPCPY = @GNULIB_MEMPCPY@
+GNULIB_MEMRCHR = @GNULIB_MEMRCHR@
+GNULIB_MKDIRAT = @GNULIB_MKDIRAT@
+GNULIB_MKDTEMP = @GNULIB_MKDTEMP@
+GNULIB_MKFIFO = @GNULIB_MKFIFO@
+GNULIB_MKFIFOAT = @GNULIB_MKFIFOAT@
+GNULIB_MKNOD = @GNULIB_MKNOD@
+GNULIB_MKNODAT = @GNULIB_MKNODAT@
+GNULIB_MKOSTEMP = @GNULIB_MKOSTEMP@
+GNULIB_MKOSTEMPS = @GNULIB_MKOSTEMPS@
+GNULIB_MKSTEMP = @GNULIB_MKSTEMP@
+GNULIB_MKSTEMPS = @GNULIB_MKSTEMPS@
+GNULIB_MKTIME = @GNULIB_MKTIME@
+GNULIB_NANOSLEEP = @GNULIB_NANOSLEEP@
+GNULIB_NL_LANGINFO = @GNULIB_NL_LANGINFO@
+GNULIB_NONBLOCKING = @GNULIB_NONBLOCKING@
+GNULIB_OBSTACK_PRINTF = @GNULIB_OBSTACK_PRINTF@
+GNULIB_OBSTACK_PRINTF_POSIX = @GNULIB_OBSTACK_PRINTF_POSIX@
+GNULIB_OPEN = @GNULIB_OPEN@
+GNULIB_OPENAT = @GNULIB_OPENAT@
+GNULIB_OPENDIR = @GNULIB_OPENDIR@
+GNULIB_PCLOSE = @GNULIB_PCLOSE@
+GNULIB_PERROR = @GNULIB_PERROR@
+GNULIB_PIPE = @GNULIB_PIPE@
+GNULIB_PIPE2 = @GNULIB_PIPE2@
+GNULIB_POPEN = @GNULIB_POPEN@
+GNULIB_POSIX_OPENPT = @GNULIB_POSIX_OPENPT@
+GNULIB_PREAD = @GNULIB_PREAD@
+GNULIB_PRINTF = @GNULIB_PRINTF@
+GNULIB_PRINTF_POSIX = @GNULIB_PRINTF_POSIX@
+GNULIB_PTHREAD_SIGMASK = @GNULIB_PTHREAD_SIGMASK@
+GNULIB_PTSNAME = @GNULIB_PTSNAME@
+GNULIB_PTSNAME_R = @GNULIB_PTSNAME_R@
+GNULIB_PUTC = @GNULIB_PUTC@
+GNULIB_PUTCHAR = @GNULIB_PUTCHAR@
+GNULIB_PUTENV = @GNULIB_PUTENV@
+GNULIB_PUTS = @GNULIB_PUTS@
+GNULIB_PWRITE = @GNULIB_PWRITE@
+GNULIB_QSORT_R = @GNULIB_QSORT_R@
+GNULIB_RAISE = @GNULIB_RAISE@
+GNULIB_RANDOM = @GNULIB_RANDOM@
+GNULIB_RANDOM_R = @GNULIB_RANDOM_R@
+GNULIB_RAWMEMCHR = @GNULIB_RAWMEMCHR@
+GNULIB_READ = @GNULIB_READ@
+GNULIB_READDIR = @GNULIB_READDIR@
+GNULIB_READLINK = @GNULIB_READLINK@
+GNULIB_READLINKAT = @GNULIB_READLINKAT@
+GNULIB_REALLOC_POSIX = @GNULIB_REALLOC_POSIX@
+GNULIB_REALPATH = @GNULIB_REALPATH@
+GNULIB_REMOVE = @GNULIB_REMOVE@
+GNULIB_RENAME = @GNULIB_RENAME@
+GNULIB_RENAMEAT = @GNULIB_RENAMEAT@
+GNULIB_REWINDDIR = @GNULIB_REWINDDIR@
+GNULIB_RMDIR = @GNULIB_RMDIR@
+GNULIB_RPMATCH = @GNULIB_RPMATCH@
+GNULIB_SCANDIR = @GNULIB_SCANDIR@
+GNULIB_SCANF = @GNULIB_SCANF@
+GNULIB_SECURE_GETENV = @GNULIB_SECURE_GETENV@
+GNULIB_SETENV = @GNULIB_SETENV@
+GNULIB_SETHOSTNAME = @GNULIB_SETHOSTNAME@
+GNULIB_SETLOCALE = @GNULIB_SETLOCALE@
+GNULIB_SIGACTION = @GNULIB_SIGACTION@
+GNULIB_SIGNAL_H_SIGPIPE = @GNULIB_SIGNAL_H_SIGPIPE@
+GNULIB_SIGPROCMASK = @GNULIB_SIGPROCMASK@
+GNULIB_SLEEP = @GNULIB_SLEEP@
+GNULIB_SNPRINTF = @GNULIB_SNPRINTF@
+GNULIB_SPRINTF_POSIX = @GNULIB_SPRINTF_POSIX@
+GNULIB_STAT = @GNULIB_STAT@
+GNULIB_STDIO_H_NONBLOCKING = @GNULIB_STDIO_H_NONBLOCKING@
+GNULIB_STDIO_H_SIGPIPE = @GNULIB_STDIO_H_SIGPIPE@
+GNULIB_STPCPY = @GNULIB_STPCPY@
+GNULIB_STPNCPY = @GNULIB_STPNCPY@
+GNULIB_STRCASESTR = @GNULIB_STRCASESTR@
+GNULIB_STRCHRNUL = @GNULIB_STRCHRNUL@
+GNULIB_STRDUP = @GNULIB_STRDUP@
+GNULIB_STRERROR = @GNULIB_STRERROR@
+GNULIB_STRERROR_R = @GNULIB_STRERROR_R@
+GNULIB_STRNCAT = @GNULIB_STRNCAT@
+GNULIB_STRNDUP = @GNULIB_STRNDUP@
+GNULIB_STRNLEN = @GNULIB_STRNLEN@
+GNULIB_STRPBRK = @GNULIB_STRPBRK@
+GNULIB_STRPTIME = @GNULIB_STRPTIME@
+GNULIB_STRSEP = @GNULIB_STRSEP@
+GNULIB_STRSIGNAL = @GNULIB_STRSIGNAL@
+GNULIB_STRSTR = @GNULIB_STRSTR@
+GNULIB_STRTOD = @GNULIB_STRTOD@
+GNULIB_STRTOIMAX = @GNULIB_STRTOIMAX@
+GNULIB_STRTOK_R = @GNULIB_STRTOK_R@
+GNULIB_STRTOLL = @GNULIB_STRTOLL@
+GNULIB_STRTOULL = @GNULIB_STRTOULL@
+GNULIB_STRTOUMAX = @GNULIB_STRTOUMAX@
+GNULIB_STRVERSCMP = @GNULIB_STRVERSCMP@
+GNULIB_SYMLINK = @GNULIB_SYMLINK@
+GNULIB_SYMLINKAT = @GNULIB_SYMLINKAT@
+GNULIB_SYSTEM_POSIX = @GNULIB_SYSTEM_POSIX@
+GNULIB_TEST_WARN_CFLAGS = @GNULIB_TEST_WARN_CFLAGS@
+GNULIB_TIMEGM = @GNULIB_TIMEGM@
+GNULIB_TIME_R = @GNULIB_TIME_R@
+GNULIB_TIME_RZ = @GNULIB_TIME_RZ@
+GNULIB_TMPFILE = @GNULIB_TMPFILE@
+GNULIB_TOWCTRANS = @GNULIB_TOWCTRANS@
+GNULIB_TTYNAME_R = @GNULIB_TTYNAME_R@
+GNULIB_UNISTD_H_NONBLOCKING = @GNULIB_UNISTD_H_NONBLOCKING@
+GNULIB_UNISTD_H_SIGPIPE = @GNULIB_UNISTD_H_SIGPIPE@
+GNULIB_UNLINK = @GNULIB_UNLINK@
+GNULIB_UNLINKAT = @GNULIB_UNLINKAT@
+GNULIB_UNLOCKPT = @GNULIB_UNLOCKPT@
+GNULIB_UNSETENV = @GNULIB_UNSETENV@
+GNULIB_USLEEP = @GNULIB_USLEEP@
+GNULIB_UTIMENSAT = @GNULIB_UTIMENSAT@
+GNULIB_VASPRINTF = @GNULIB_VASPRINTF@
+GNULIB_VDPRINTF = @GNULIB_VDPRINTF@
+GNULIB_VFPRINTF = @GNULIB_VFPRINTF@
+GNULIB_VFPRINTF_POSIX = @GNULIB_VFPRINTF_POSIX@
+GNULIB_VFSCANF = @GNULIB_VFSCANF@
+GNULIB_VPRINTF = @GNULIB_VPRINTF@
+GNULIB_VPRINTF_POSIX = @GNULIB_VPRINTF_POSIX@
+GNULIB_VSCANF = @GNULIB_VSCANF@
+GNULIB_VSNPRINTF = @GNULIB_VSNPRINTF@
+GNULIB_VSPRINTF_POSIX = @GNULIB_VSPRINTF_POSIX@
+GNULIB_WARN_CFLAGS = @GNULIB_WARN_CFLAGS@
+GNULIB_WCPCPY = @GNULIB_WCPCPY@
+GNULIB_WCPNCPY = @GNULIB_WCPNCPY@
+GNULIB_WCRTOMB = @GNULIB_WCRTOMB@
+GNULIB_WCSCASECMP = @GNULIB_WCSCASECMP@
+GNULIB_WCSCAT = @GNULIB_WCSCAT@
+GNULIB_WCSCHR = @GNULIB_WCSCHR@
+GNULIB_WCSCMP = @GNULIB_WCSCMP@
+GNULIB_WCSCOLL = @GNULIB_WCSCOLL@
+GNULIB_WCSCPY = @GNULIB_WCSCPY@
+GNULIB_WCSCSPN = @GNULIB_WCSCSPN@
+GNULIB_WCSDUP = @GNULIB_WCSDUP@
+GNULIB_WCSLEN = @GNULIB_WCSLEN@
+GNULIB_WCSNCASECMP = @GNULIB_WCSNCASECMP@
+GNULIB_WCSNCAT = @GNULIB_WCSNCAT@
+GNULIB_WCSNCMP = @GNULIB_WCSNCMP@
+GNULIB_WCSNCPY = @GNULIB_WCSNCPY@
+GNULIB_WCSNLEN = @GNULIB_WCSNLEN@
+GNULIB_WCSNRTOMBS = @GNULIB_WCSNRTOMBS@
+GNULIB_WCSPBRK = @GNULIB_WCSPBRK@
+GNULIB_WCSRCHR = @GNULIB_WCSRCHR@
+GNULIB_WCSRTOMBS = @GNULIB_WCSRTOMBS@
+GNULIB_WCSSPN = @GNULIB_WCSSPN@
+GNULIB_WCSSTR = @GNULIB_WCSSTR@
+GNULIB_WCSTOK = @GNULIB_WCSTOK@
+GNULIB_WCSWIDTH = @GNULIB_WCSWIDTH@
+GNULIB_WCSXFRM = @GNULIB_WCSXFRM@
+GNULIB_WCTOB = @GNULIB_WCTOB@
+GNULIB_WCTOMB = @GNULIB_WCTOMB@
+GNULIB_WCTRANS = @GNULIB_WCTRANS@
+GNULIB_WCTYPE = @GNULIB_WCTYPE@
+GNULIB_WCWIDTH = @GNULIB_WCWIDTH@
+GNULIB_WMEMCHR = @GNULIB_WMEMCHR@
+GNULIB_WMEMCMP = @GNULIB_WMEMCMP@
+GNULIB_WMEMCPY = @GNULIB_WMEMCPY@
+GNULIB_WMEMMOVE = @GNULIB_WMEMMOVE@
+GNULIB_WMEMSET = @GNULIB_WMEMSET@
+GNULIB_WRITE = @GNULIB_WRITE@
+GNULIB__EXIT = @GNULIB__EXIT@
+GREP = @GREP@
+HAVE_ALPHASORT = @HAVE_ALPHASORT@
+HAVE_ATOLL = @HAVE_ATOLL@
+HAVE_BTOWC = @HAVE_BTOWC@
+HAVE_CANONICALIZE_FILE_NAME = @HAVE_CANONICALIZE_FILE_NAME@
+HAVE_CHOWN = @HAVE_CHOWN@
+HAVE_CLOSEDIR = @HAVE_CLOSEDIR@
+HAVE_DECL_DIRFD = @HAVE_DECL_DIRFD@
+HAVE_DECL_ENVIRON = @HAVE_DECL_ENVIRON@
+HAVE_DECL_FCHDIR = @HAVE_DECL_FCHDIR@
+HAVE_DECL_FDATASYNC = @HAVE_DECL_FDATASYNC@
+HAVE_DECL_FDOPENDIR = @HAVE_DECL_FDOPENDIR@
+HAVE_DECL_FPURGE = @HAVE_DECL_FPURGE@
+HAVE_DECL_FSEEKO = @HAVE_DECL_FSEEKO@
+HAVE_DECL_FTELLO = @HAVE_DECL_FTELLO@
+HAVE_DECL_GETDELIM = @HAVE_DECL_GETDELIM@
+HAVE_DECL_GETDOMAINNAME = @HAVE_DECL_GETDOMAINNAME@
+HAVE_DECL_GETLINE = @HAVE_DECL_GETLINE@
+HAVE_DECL_GETLOADAVG = @HAVE_DECL_GETLOADAVG@
+HAVE_DECL_GETLOGIN_R = @HAVE_DECL_GETLOGIN_R@
+HAVE_DECL_GETPAGESIZE = @HAVE_DECL_GETPAGESIZE@
+HAVE_DECL_GETUSERSHELL = @HAVE_DECL_GETUSERSHELL@
+HAVE_DECL_IMAXABS = @HAVE_DECL_IMAXABS@
+HAVE_DECL_IMAXDIV = @HAVE_DECL_IMAXDIV@
+HAVE_DECL_LOCALTIME_R = @HAVE_DECL_LOCALTIME_R@
+HAVE_DECL_MEMMEM = @HAVE_DECL_MEMMEM@
+HAVE_DECL_MEMRCHR = @HAVE_DECL_MEMRCHR@
+HAVE_DECL_OBSTACK_PRINTF = @HAVE_DECL_OBSTACK_PRINTF@
+HAVE_DECL_SETENV = @HAVE_DECL_SETENV@
+HAVE_DECL_SETHOSTNAME = @HAVE_DECL_SETHOSTNAME@
+HAVE_DECL_SNPRINTF = @HAVE_DECL_SNPRINTF@
+HAVE_DECL_STRDUP = @HAVE_DECL_STRDUP@
+HAVE_DECL_STRERROR_R = @HAVE_DECL_STRERROR_R@
+HAVE_DECL_STRNCASECMP = @HAVE_DECL_STRNCASECMP@
+HAVE_DECL_STRNDUP = @HAVE_DECL_STRNDUP@
+HAVE_DECL_STRNLEN = @HAVE_DECL_STRNLEN@
+HAVE_DECL_STRSIGNAL = @HAVE_DECL_STRSIGNAL@
+HAVE_DECL_STRTOIMAX = @HAVE_DECL_STRTOIMAX@
+HAVE_DECL_STRTOK_R = @HAVE_DECL_STRTOK_R@
+HAVE_DECL_STRTOUMAX = @HAVE_DECL_STRTOUMAX@
+HAVE_DECL_TTYNAME_R = @HAVE_DECL_TTYNAME_R@
+HAVE_DECL_UNSETENV = @HAVE_DECL_UNSETENV@
+HAVE_DECL_VSNPRINTF = @HAVE_DECL_VSNPRINTF@
+HAVE_DECL_WCTOB = @HAVE_DECL_WCTOB@
+HAVE_DECL_WCWIDTH = @HAVE_DECL_WCWIDTH@
+HAVE_DIRENT_H = @HAVE_DIRENT_H@
+HAVE_DPRINTF = @HAVE_DPRINTF@
+HAVE_DUP2 = @HAVE_DUP2@
+HAVE_DUP3 = @HAVE_DUP3@
+HAVE_DUPLOCALE = @HAVE_DUPLOCALE@
+HAVE_EUIDACCESS = @HAVE_EUIDACCESS@
+HAVE_FACCESSAT = @HAVE_FACCESSAT@
+HAVE_FCHDIR = @HAVE_FCHDIR@
+HAVE_FCHMODAT = @HAVE_FCHMODAT@
+HAVE_FCHOWNAT = @HAVE_FCHOWNAT@
+HAVE_FCNTL = @HAVE_FCNTL@
+HAVE_FDATASYNC = @HAVE_FDATASYNC@
+HAVE_FDOPENDIR = @HAVE_FDOPENDIR@
+HAVE_FEATURES_H = @HAVE_FEATURES_H@
+HAVE_FFS = @HAVE_FFS@
+HAVE_FFSL = @HAVE_FFSL@
+HAVE_FFSLL = @HAVE_FFSLL@
+HAVE_FSEEKO = @HAVE_FSEEKO@
+HAVE_FSTATAT = @HAVE_FSTATAT@
+HAVE_FSYNC = @HAVE_FSYNC@
+HAVE_FTELLO = @HAVE_FTELLO@
+HAVE_FTRUNCATE = @HAVE_FTRUNCATE@
+HAVE_FUTIMENS = @HAVE_FUTIMENS@
+HAVE_GETDTABLESIZE = @HAVE_GETDTABLESIZE@
+HAVE_GETGROUPS = @HAVE_GETGROUPS@
+HAVE_GETHOSTNAME = @HAVE_GETHOSTNAME@
+HAVE_GETLOGIN = @HAVE_GETLOGIN@
+HAVE_GETOPT_H = @HAVE_GETOPT_H@
+HAVE_GETPAGESIZE = @HAVE_GETPAGESIZE@
+HAVE_GETSUBOPT = @HAVE_GETSUBOPT@
+HAVE_GETTIMEOFDAY = @HAVE_GETTIMEOFDAY@
+HAVE_GRANTPT = @HAVE_GRANTPT@
+HAVE_GROUP_MEMBER = @HAVE_GROUP_MEMBER@
+HAVE_INTTYPES_H = @HAVE_INTTYPES_H@
+HAVE_ISWBLANK = @HAVE_ISWBLANK@
+HAVE_ISWCNTRL = @HAVE_ISWCNTRL@
+HAVE_LANGINFO_CODESET = @HAVE_LANGINFO_CODESET@
+HAVE_LANGINFO_ERA = @HAVE_LANGINFO_ERA@
+HAVE_LANGINFO_H = @HAVE_LANGINFO_H@
+HAVE_LANGINFO_T_FMT_AMPM = @HAVE_LANGINFO_T_FMT_AMPM@
+HAVE_LANGINFO_YESEXPR = @HAVE_LANGINFO_YESEXPR@
+HAVE_LCHMOD = @HAVE_LCHMOD@
+HAVE_LCHOWN = @HAVE_LCHOWN@
+HAVE_LINK = @HAVE_LINK@
+HAVE_LINKAT = @HAVE_LINKAT@
+HAVE_LONG_LONG_INT = @HAVE_LONG_LONG_INT@
+HAVE_LSTAT = @HAVE_LSTAT@
+HAVE_MAX_ALIGN_T = @HAVE_MAX_ALIGN_T@
+HAVE_MBRLEN = @HAVE_MBRLEN@
+HAVE_MBRTOWC = @HAVE_MBRTOWC@
+HAVE_MBSINIT = @HAVE_MBSINIT@
+HAVE_MBSLEN = @HAVE_MBSLEN@
+HAVE_MBSNRTOWCS = @HAVE_MBSNRTOWCS@
+HAVE_MBSRTOWCS = @HAVE_MBSRTOWCS@
+HAVE_MEMCHR = @HAVE_MEMCHR@
+HAVE_MEMPCPY = @HAVE_MEMPCPY@
+HAVE_MKDIRAT = @HAVE_MKDIRAT@
+HAVE_MKDTEMP = @HAVE_MKDTEMP@
+HAVE_MKFIFO = @HAVE_MKFIFO@
+HAVE_MKFIFOAT = @HAVE_MKFIFOAT@
+HAVE_MKNOD = @HAVE_MKNOD@
+HAVE_MKNODAT = @HAVE_MKNODAT@
+HAVE_MKOSTEMP = @HAVE_MKOSTEMP@
+HAVE_MKOSTEMPS = @HAVE_MKOSTEMPS@
+HAVE_MKSTEMP = @HAVE_MKSTEMP@
+HAVE_MKSTEMPS = @HAVE_MKSTEMPS@
+HAVE_MSVC_INVALID_PARAMETER_HANDLER = @HAVE_MSVC_INVALID_PARAMETER_HANDLER@
+HAVE_NANOSLEEP = @HAVE_NANOSLEEP@
+HAVE_NL_LANGINFO = @HAVE_NL_LANGINFO@
+HAVE_OPENAT = @HAVE_OPENAT@
+HAVE_OPENDIR = @HAVE_OPENDIR@
+HAVE_OS_H = @HAVE_OS_H@
+HAVE_PCLOSE = @HAVE_PCLOSE@
+HAVE_PIPE = @HAVE_PIPE@
+HAVE_PIPE2 = @HAVE_PIPE2@
+HAVE_POPEN = @HAVE_POPEN@
+HAVE_POSIX_OPENPT = @HAVE_POSIX_OPENPT@
+HAVE_POSIX_SIGNALBLOCKING = @HAVE_POSIX_SIGNALBLOCKING@
+HAVE_PREAD = @HAVE_PREAD@
+HAVE_PTHREAD_SIGMASK = @HAVE_PTHREAD_SIGMASK@
+HAVE_PTSNAME = @HAVE_PTSNAME@
+HAVE_PTSNAME_R = @HAVE_PTSNAME_R@
+HAVE_PWRITE = @HAVE_PWRITE@
+HAVE_RAISE = @HAVE_RAISE@
+HAVE_RANDOM = @HAVE_RANDOM@
+HAVE_RANDOM_H = @HAVE_RANDOM_H@
+HAVE_RANDOM_R = @HAVE_RANDOM_R@
+HAVE_RAWMEMCHR = @HAVE_RAWMEMCHR@
+HAVE_READDIR = @HAVE_READDIR@
+HAVE_READLINK = @HAVE_READLINK@
+HAVE_READLINKAT = @HAVE_READLINKAT@
+HAVE_REALPATH = @HAVE_REALPATH@
+HAVE_RENAMEAT = @HAVE_RENAMEAT@
+HAVE_REWINDDIR = @HAVE_REWINDDIR@
+HAVE_RPMATCH = @HAVE_RPMATCH@
+HAVE_SCANDIR = @HAVE_SCANDIR@
+HAVE_SECURE_GETENV = @HAVE_SECURE_GETENV@
+HAVE_SETENV = @HAVE_SETENV@
+HAVE_SETHOSTNAME = @HAVE_SETHOSTNAME@
+HAVE_SIGACTION = @HAVE_SIGACTION@
+HAVE_SIGHANDLER_T = @HAVE_SIGHANDLER_T@
+HAVE_SIGINFO_T = @HAVE_SIGINFO_T@
+HAVE_SIGNED_SIG_ATOMIC_T = @HAVE_SIGNED_SIG_ATOMIC_T@
+HAVE_SIGNED_WCHAR_T = @HAVE_SIGNED_WCHAR_T@
+HAVE_SIGNED_WINT_T = @HAVE_SIGNED_WINT_T@
+HAVE_SIGSET_T = @HAVE_SIGSET_T@
+HAVE_SLEEP = @HAVE_SLEEP@
+HAVE_STDINT_H = @HAVE_STDINT_H@
+HAVE_STPCPY = @HAVE_STPCPY@
+HAVE_STPNCPY = @HAVE_STPNCPY@
+HAVE_STRCASECMP = @HAVE_STRCASECMP@
+HAVE_STRCASESTR = @HAVE_STRCASESTR@
+HAVE_STRCHRNUL = @HAVE_STRCHRNUL@
+HAVE_STRINGS_H = @HAVE_STRINGS_H@
+HAVE_STRPBRK = @HAVE_STRPBRK@
+HAVE_STRPTIME = @HAVE_STRPTIME@
+HAVE_STRSEP = @HAVE_STRSEP@
+HAVE_STRTOD = @HAVE_STRTOD@
+HAVE_STRTOLL = @HAVE_STRTOLL@
+HAVE_STRTOULL = @HAVE_STRTOULL@
+HAVE_STRUCT_RANDOM_DATA = @HAVE_STRUCT_RANDOM_DATA@
+HAVE_STRUCT_SIGACTION_SA_SIGACTION = @HAVE_STRUCT_SIGACTION_SA_SIGACTION@
+HAVE_STRUCT_TIMEVAL = @HAVE_STRUCT_TIMEVAL@
+HAVE_STRVERSCMP = @HAVE_STRVERSCMP@
+HAVE_SYMLINK = @HAVE_SYMLINK@
+HAVE_SYMLINKAT = @HAVE_SYMLINKAT@
+HAVE_SYSEXITS_H = @HAVE_SYSEXITS_H@
+HAVE_SYS_BITYPES_H = @HAVE_SYS_BITYPES_H@
+HAVE_SYS_INTTYPES_H = @HAVE_SYS_INTTYPES_H@
+HAVE_SYS_LOADAVG_H = @HAVE_SYS_LOADAVG_H@
+HAVE_SYS_PARAM_H = @HAVE_SYS_PARAM_H@
+HAVE_SYS_TIME_H = @HAVE_SYS_TIME_H@
+HAVE_SYS_TYPES_H = @HAVE_SYS_TYPES_H@
+HAVE_TIMEGM = @HAVE_TIMEGM@
+HAVE_TIMEZONE_T = @HAVE_TIMEZONE_T@
+HAVE_TYPE_VOLATILE_SIG_ATOMIC_T = @HAVE_TYPE_VOLATILE_SIG_ATOMIC_T@
+HAVE_UNISTD_H = @HAVE_UNISTD_H@
+HAVE_UNLINKAT = @HAVE_UNLINKAT@
+HAVE_UNLOCKPT = @HAVE_UNLOCKPT@
+HAVE_UNSIGNED_LONG_LONG_INT = @HAVE_UNSIGNED_LONG_LONG_INT@
+HAVE_USLEEP = @HAVE_USLEEP@
+HAVE_UTIMENSAT = @HAVE_UTIMENSAT@
+HAVE_VASPRINTF = @HAVE_VASPRINTF@
+HAVE_VDPRINTF = @HAVE_VDPRINTF@
+HAVE_WCHAR_H = @HAVE_WCHAR_H@
+HAVE_WCHAR_T = @HAVE_WCHAR_T@
+HAVE_WCPCPY = @HAVE_WCPCPY@
+HAVE_WCPNCPY = @HAVE_WCPNCPY@
+HAVE_WCRTOMB = @HAVE_WCRTOMB@
+HAVE_WCSCASECMP = @HAVE_WCSCASECMP@
+HAVE_WCSCAT = @HAVE_WCSCAT@
+HAVE_WCSCHR = @HAVE_WCSCHR@
+HAVE_WCSCMP = @HAVE_WCSCMP@
+HAVE_WCSCOLL = @HAVE_WCSCOLL@
+HAVE_WCSCPY = @HAVE_WCSCPY@
+HAVE_WCSCSPN = @HAVE_WCSCSPN@
+HAVE_WCSDUP = @HAVE_WCSDUP@
+HAVE_WCSLEN = @HAVE_WCSLEN@
+HAVE_WCSNCASECMP = @HAVE_WCSNCASECMP@
+HAVE_WCSNCAT = @HAVE_WCSNCAT@
+HAVE_WCSNCMP = @HAVE_WCSNCMP@
+HAVE_WCSNCPY = @HAVE_WCSNCPY@
+HAVE_WCSNLEN = @HAVE_WCSNLEN@
+HAVE_WCSNRTOMBS = @HAVE_WCSNRTOMBS@
+HAVE_WCSPBRK = @HAVE_WCSPBRK@
+HAVE_WCSRCHR = @HAVE_WCSRCHR@
+HAVE_WCSRTOMBS = @HAVE_WCSRTOMBS@
+HAVE_WCSSPN = @HAVE_WCSSPN@
+HAVE_WCSSTR = @HAVE_WCSSTR@
+HAVE_WCSTOK = @HAVE_WCSTOK@
+HAVE_WCSWIDTH = @HAVE_WCSWIDTH@
+HAVE_WCSXFRM = @HAVE_WCSXFRM@
+HAVE_WCTRANS_T = @HAVE_WCTRANS_T@
+HAVE_WCTYPE_H = @HAVE_WCTYPE_H@
+HAVE_WCTYPE_T = @HAVE_WCTYPE_T@
+HAVE_WINSOCK2_H = @HAVE_WINSOCK2_H@
+HAVE_WINT_T = @HAVE_WINT_T@
+HAVE_WMEMCHR = @HAVE_WMEMCHR@
+HAVE_WMEMCMP = @HAVE_WMEMCMP@
+HAVE_WMEMCPY = @HAVE_WMEMCPY@
+HAVE_WMEMMOVE = @HAVE_WMEMMOVE@
+HAVE_WMEMSET = @HAVE_WMEMSET@
+HAVE_XLOCALE_H = @HAVE_XLOCALE_H@
+HAVE__BOOL = @HAVE__BOOL@
+HAVE__EXIT = @HAVE__EXIT@
+INCLUDE_NEXT = @INCLUDE_NEXT@
+INCLUDE_NEXT_AS_FIRST_DIRECTIVE = @INCLUDE_NEXT_AS_FIRST_DIRECTIVE@
+INSTALL = @INSTALL@
+INSTALL_DATA = @INSTALL_DATA@
+INSTALL_PROGRAM = @INSTALL_PROGRAM@
+INSTALL_SCRIPT = @INSTALL_SCRIPT@
+INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
+INT32_MAX_LT_INTMAX_MAX = @INT32_MAX_LT_INTMAX_MAX@
+INT64_MAX_EQ_LONG_MAX = @INT64_MAX_EQ_LONG_MAX@
+INTLLIBS = @INTLLIBS@
+INTL_MACOSX_LIBS = @INTL_MACOSX_LIBS@
+LDFLAGS = @LDFLAGS@
+LIBGNU_LIBDEPS = @LIBGNU_LIBDEPS@
+LIBGNU_LTLIBDEPS = @LIBGNU_LTLIBDEPS@
+LIBICONV = @LIBICONV@
+LIBINTL = @LIBINTL@
+LIBOBJS = @LIBOBJS@
+LIBS = @LIBS@
+LIBUNISTRING_UNITYPES_H = @LIBUNISTRING_UNITYPES_H@
+LIBUNISTRING_UNIWIDTH_H = @LIBUNISTRING_UNIWIDTH_H@
+LIB_ACL = @LIB_ACL@
+LIB_CLOCK_GETTIME = @LIB_CLOCK_GETTIME@
+LIB_EACCESS = @LIB_EACCESS@
+LIB_HAS_ACL = @LIB_HAS_ACL@
+LIB_SELINUX = @LIB_SELINUX@
+LIB_SETSOCKOPT = @LIB_SETSOCKOPT@
+LOCALCHARSET_TESTS_ENVIRONMENT = @LOCALCHARSET_TESTS_ENVIRONMENT@
+LOCALE_FR = @LOCALE_FR@
+LOCALE_FR_UTF8 = @LOCALE_FR_UTF8@
+LOCALE_JA = @LOCALE_JA@
+LOCALE_ZH_CN = @LOCALE_ZH_CN@
+LTLIBICONV = @LTLIBICONV@
+LTLIBINTL = @LTLIBINTL@
+LTLIBOBJS = @LTLIBOBJS@
+MAKEINFO = @MAKEINFO@
+MKDIR_P = @MKDIR_P@
+MSGFMT = @MSGFMT@
+MSGFMT_015 = @MSGFMT_015@
+MSGMERGE = @MSGMERGE@
+NEXT_AS_FIRST_DIRECTIVE_DIRENT_H = @NEXT_AS_FIRST_DIRECTIVE_DIRENT_H@
+NEXT_AS_FIRST_DIRECTIVE_ERRNO_H = @NEXT_AS_FIRST_DIRECTIVE_ERRNO_H@
+NEXT_AS_FIRST_DIRECTIVE_FCNTL_H = @NEXT_AS_FIRST_DIRECTIVE_FCNTL_H@
+NEXT_AS_FIRST_DIRECTIVE_FLOAT_H = @NEXT_AS_FIRST_DIRECTIVE_FLOAT_H@
+NEXT_AS_FIRST_DIRECTIVE_GETOPT_H = @NEXT_AS_FIRST_DIRECTIVE_GETOPT_H@
+NEXT_AS_FIRST_DIRECTIVE_INTTYPES_H = @NEXT_AS_FIRST_DIRECTIVE_INTTYPES_H@
+NEXT_AS_FIRST_DIRECTIVE_LANGINFO_H = @NEXT_AS_FIRST_DIRECTIVE_LANGINFO_H@
+NEXT_AS_FIRST_DIRECTIVE_LOCALE_H = @NEXT_AS_FIRST_DIRECTIVE_LOCALE_H@
+NEXT_AS_FIRST_DIRECTIVE_SELINUX_SELINUX_H = @NEXT_AS_FIRST_DIRECTIVE_SELINUX_SELINUX_H@
+NEXT_AS_FIRST_DIRECTIVE_SIGNAL_H = @NEXT_AS_FIRST_DIRECTIVE_SIGNAL_H@
+NEXT_AS_FIRST_DIRECTIVE_STDARG_H = @NEXT_AS_FIRST_DIRECTIVE_STDARG_H@
+NEXT_AS_FIRST_DIRECTIVE_STDDEF_H = @NEXT_AS_FIRST_DIRECTIVE_STDDEF_H@
+NEXT_AS_FIRST_DIRECTIVE_STDINT_H = @NEXT_AS_FIRST_DIRECTIVE_STDINT_H@
+NEXT_AS_FIRST_DIRECTIVE_STDIO_H = @NEXT_AS_FIRST_DIRECTIVE_STDIO_H@
+NEXT_AS_FIRST_DIRECTIVE_STDLIB_H = @NEXT_AS_FIRST_DIRECTIVE_STDLIB_H@
+NEXT_AS_FIRST_DIRECTIVE_STRINGS_H = @NEXT_AS_FIRST_DIRECTIVE_STRINGS_H@
+NEXT_AS_FIRST_DIRECTIVE_STRING_H = @NEXT_AS_FIRST_DIRECTIVE_STRING_H@
+NEXT_AS_FIRST_DIRECTIVE_SYSEXITS_H = @NEXT_AS_FIRST_DIRECTIVE_SYSEXITS_H@
+NEXT_AS_FIRST_DIRECTIVE_SYS_STAT_H = @NEXT_AS_FIRST_DIRECTIVE_SYS_STAT_H@
+NEXT_AS_FIRST_DIRECTIVE_SYS_TIME_H = @NEXT_AS_FIRST_DIRECTIVE_SYS_TIME_H@
+NEXT_AS_FIRST_DIRECTIVE_SYS_TYPES_H = @NEXT_AS_FIRST_DIRECTIVE_SYS_TYPES_H@
+NEXT_AS_FIRST_DIRECTIVE_TIME_H = @NEXT_AS_FIRST_DIRECTIVE_TIME_H@
+NEXT_AS_FIRST_DIRECTIVE_UNISTD_H = @NEXT_AS_FIRST_DIRECTIVE_UNISTD_H@
+NEXT_AS_FIRST_DIRECTIVE_WCHAR_H = @NEXT_AS_FIRST_DIRECTIVE_WCHAR_H@
+NEXT_AS_FIRST_DIRECTIVE_WCTYPE_H = @NEXT_AS_FIRST_DIRECTIVE_WCTYPE_H@
+NEXT_DIRENT_H = @NEXT_DIRENT_H@
+NEXT_ERRNO_H = @NEXT_ERRNO_H@
+NEXT_FCNTL_H = @NEXT_FCNTL_H@
+NEXT_FLOAT_H = @NEXT_FLOAT_H@
+NEXT_GETOPT_H = @NEXT_GETOPT_H@
+NEXT_INTTYPES_H = @NEXT_INTTYPES_H@
+NEXT_LANGINFO_H = @NEXT_LANGINFO_H@
+NEXT_LOCALE_H = @NEXT_LOCALE_H@
+NEXT_SELINUX_SELINUX_H = @NEXT_SELINUX_SELINUX_H@
+NEXT_SIGNAL_H = @NEXT_SIGNAL_H@
+NEXT_STDARG_H = @NEXT_STDARG_H@
+NEXT_STDDEF_H = @NEXT_STDDEF_H@
+NEXT_STDINT_H = @NEXT_STDINT_H@
+NEXT_STDIO_H = @NEXT_STDIO_H@
+NEXT_STDLIB_H = @NEXT_STDLIB_H@
+NEXT_STRINGS_H = @NEXT_STRINGS_H@
+NEXT_STRING_H = @NEXT_STRING_H@
+NEXT_SYSEXITS_H = @NEXT_SYSEXITS_H@
+NEXT_SYS_STAT_H = @NEXT_SYS_STAT_H@
+NEXT_SYS_TIME_H = @NEXT_SYS_TIME_H@
+NEXT_SYS_TYPES_H = @NEXT_SYS_TYPES_H@
+NEXT_TIME_H = @NEXT_TIME_H@
+NEXT_UNISTD_H = @NEXT_UNISTD_H@
+NEXT_WCHAR_H = @NEXT_WCHAR_H@
+NEXT_WCTYPE_H = @NEXT_WCTYPE_H@
+OBJEXT = @OBJEXT@
+PACKAGE = @PACKAGE@
+PACKAGE_BUGREPORT = @PACKAGE_BUGREPORT@
+PACKAGE_NAME = @PACKAGE_NAME@
+PACKAGE_STRING = @PACKAGE_STRING@
+PACKAGE_TARNAME = @PACKAGE_TARNAME@
+PACKAGE_URL = @PACKAGE_URL@
+PACKAGE_VERSION = @PACKAGE_VERSION@
+PATH_SEPARATOR = @PATH_SEPARATOR@
+POSUB = @POSUB@
+PRAGMA_COLUMNS = @PRAGMA_COLUMNS@
+PRAGMA_SYSTEM_HEADER = @PRAGMA_SYSTEM_HEADER@
+PRIPTR_PREFIX = @PRIPTR_PREFIX@
+PRI_MACROS_BROKEN = @PRI_MACROS_BROKEN@
+PTHREAD_H_DEFINES_STRUCT_TIMESPEC = @PTHREAD_H_DEFINES_STRUCT_TIMESPEC@
+PTRDIFF_T_SUFFIX = @PTRDIFF_T_SUFFIX@
+PU_RMT_PROG = @PU_RMT_PROG@
+RANLIB = @RANLIB@
+REPLACE_BTOWC = @REPLACE_BTOWC@
+REPLACE_CALLOC = @REPLACE_CALLOC@
+REPLACE_CANONICALIZE_FILE_NAME = @REPLACE_CANONICALIZE_FILE_NAME@
+REPLACE_CHOWN = @REPLACE_CHOWN@
+REPLACE_CLOSE = @REPLACE_CLOSE@
+REPLACE_CLOSEDIR = @REPLACE_CLOSEDIR@
+REPLACE_DIRFD = @REPLACE_DIRFD@
+REPLACE_DPRINTF = @REPLACE_DPRINTF@
+REPLACE_DUP = @REPLACE_DUP@
+REPLACE_DUP2 = @REPLACE_DUP2@
+REPLACE_DUPLOCALE = @REPLACE_DUPLOCALE@
+REPLACE_FCHOWNAT = @REPLACE_FCHOWNAT@
+REPLACE_FCLOSE = @REPLACE_FCLOSE@
+REPLACE_FCNTL = @REPLACE_FCNTL@
+REPLACE_FDOPEN = @REPLACE_FDOPEN@
+REPLACE_FDOPENDIR = @REPLACE_FDOPENDIR@
+REPLACE_FFLUSH = @REPLACE_FFLUSH@
+REPLACE_FOPEN = @REPLACE_FOPEN@
+REPLACE_FPRINTF = @REPLACE_FPRINTF@
+REPLACE_FPURGE = @REPLACE_FPURGE@
+REPLACE_FREOPEN = @REPLACE_FREOPEN@
+REPLACE_FSEEK = @REPLACE_FSEEK@
+REPLACE_FSEEKO = @REPLACE_FSEEKO@
+REPLACE_FSTAT = @REPLACE_FSTAT@
+REPLACE_FSTATAT = @REPLACE_FSTATAT@
+REPLACE_FTELL = @REPLACE_FTELL@
+REPLACE_FTELLO = @REPLACE_FTELLO@
+REPLACE_FTRUNCATE = @REPLACE_FTRUNCATE@
+REPLACE_FUTIMENS = @REPLACE_FUTIMENS@
+REPLACE_GETCWD = @REPLACE_GETCWD@
+REPLACE_GETDELIM = @REPLACE_GETDELIM@
+REPLACE_GETDOMAINNAME = @REPLACE_GETDOMAINNAME@
+REPLACE_GETDTABLESIZE = @REPLACE_GETDTABLESIZE@
+REPLACE_GETGROUPS = @REPLACE_GETGROUPS@
+REPLACE_GETLINE = @REPLACE_GETLINE@
+REPLACE_GETLOGIN_R = @REPLACE_GETLOGIN_R@
+REPLACE_GETPAGESIZE = @REPLACE_GETPAGESIZE@
+REPLACE_GETTIMEOFDAY = @REPLACE_GETTIMEOFDAY@
+REPLACE_GMTIME = @REPLACE_GMTIME@
+REPLACE_ISATTY = @REPLACE_ISATTY@
+REPLACE_ISWBLANK = @REPLACE_ISWBLANK@
+REPLACE_ISWCNTRL = @REPLACE_ISWCNTRL@
+REPLACE_ITOLD = @REPLACE_ITOLD@
+REPLACE_LCHOWN = @REPLACE_LCHOWN@
+REPLACE_LINK = @REPLACE_LINK@
+REPLACE_LINKAT = @REPLACE_LINKAT@
+REPLACE_LOCALECONV = @REPLACE_LOCALECONV@
+REPLACE_LOCALTIME = @REPLACE_LOCALTIME@
+REPLACE_LOCALTIME_R = @REPLACE_LOCALTIME_R@
+REPLACE_LSEEK = @REPLACE_LSEEK@
+REPLACE_LSTAT = @REPLACE_LSTAT@
+REPLACE_MALLOC = @REPLACE_MALLOC@
+REPLACE_MBRLEN = @REPLACE_MBRLEN@
+REPLACE_MBRTOWC = @REPLACE_MBRTOWC@
+REPLACE_MBSINIT = @REPLACE_MBSINIT@
+REPLACE_MBSNRTOWCS = @REPLACE_MBSNRTOWCS@
+REPLACE_MBSRTOWCS = @REPLACE_MBSRTOWCS@
+REPLACE_MBSTATE_T = @REPLACE_MBSTATE_T@
+REPLACE_MBTOWC = @REPLACE_MBTOWC@
+REPLACE_MEMCHR = @REPLACE_MEMCHR@
+REPLACE_MEMMEM = @REPLACE_MEMMEM@
+REPLACE_MKDIR = @REPLACE_MKDIR@
+REPLACE_MKFIFO = @REPLACE_MKFIFO@
+REPLACE_MKNOD = @REPLACE_MKNOD@
+REPLACE_MKSTEMP = @REPLACE_MKSTEMP@
+REPLACE_MKTIME = @REPLACE_MKTIME@
+REPLACE_NANOSLEEP = @REPLACE_NANOSLEEP@
+REPLACE_NL_LANGINFO = @REPLACE_NL_LANGINFO@
+REPLACE_NULL = @REPLACE_NULL@
+REPLACE_OBSTACK_PRINTF = @REPLACE_OBSTACK_PRINTF@
+REPLACE_OPEN = @REPLACE_OPEN@
+REPLACE_OPENAT = @REPLACE_OPENAT@
+REPLACE_OPENDIR = @REPLACE_OPENDIR@
+REPLACE_PERROR = @REPLACE_PERROR@
+REPLACE_POPEN = @REPLACE_POPEN@
+REPLACE_PREAD = @REPLACE_PREAD@
+REPLACE_PRINTF = @REPLACE_PRINTF@
+REPLACE_PTHREAD_SIGMASK = @REPLACE_PTHREAD_SIGMASK@
+REPLACE_PTSNAME = @REPLACE_PTSNAME@
+REPLACE_PTSNAME_R = @REPLACE_PTSNAME_R@
+REPLACE_PUTENV = @REPLACE_PUTENV@
+REPLACE_PWRITE = @REPLACE_PWRITE@
+REPLACE_QSORT_R = @REPLACE_QSORT_R@
+REPLACE_RAISE = @REPLACE_RAISE@
+REPLACE_RANDOM_R = @REPLACE_RANDOM_R@
+REPLACE_READ = @REPLACE_READ@
+REPLACE_READLINK = @REPLACE_READLINK@
+REPLACE_READLINKAT = @REPLACE_READLINKAT@
+REPLACE_REALLOC = @REPLACE_REALLOC@
+REPLACE_REALPATH = @REPLACE_REALPATH@
+REPLACE_REMOVE = @REPLACE_REMOVE@
+REPLACE_RENAME = @REPLACE_RENAME@
+REPLACE_RENAMEAT = @REPLACE_RENAMEAT@
+REPLACE_RMDIR = @REPLACE_RMDIR@
+REPLACE_SETENV = @REPLACE_SETENV@
+REPLACE_SETLOCALE = @REPLACE_SETLOCALE@
+REPLACE_SLEEP = @REPLACE_SLEEP@
+REPLACE_SNPRINTF = @REPLACE_SNPRINTF@
+REPLACE_SPRINTF = @REPLACE_SPRINTF@
+REPLACE_STAT = @REPLACE_STAT@
+REPLACE_STDIO_READ_FUNCS = @REPLACE_STDIO_READ_FUNCS@
+REPLACE_STDIO_WRITE_FUNCS = @REPLACE_STDIO_WRITE_FUNCS@
+REPLACE_STPNCPY = @REPLACE_STPNCPY@
+REPLACE_STRCASESTR = @REPLACE_STRCASESTR@
+REPLACE_STRCHRNUL = @REPLACE_STRCHRNUL@
+REPLACE_STRDUP = @REPLACE_STRDUP@
+REPLACE_STRERROR = @REPLACE_STRERROR@
+REPLACE_STRERROR_R = @REPLACE_STRERROR_R@
+REPLACE_STRNCAT = @REPLACE_STRNCAT@
+REPLACE_STRNDUP = @REPLACE_STRNDUP@
+REPLACE_STRNLEN = @REPLACE_STRNLEN@
+REPLACE_STRSIGNAL = @REPLACE_STRSIGNAL@
+REPLACE_STRSTR = @REPLACE_STRSTR@
+REPLACE_STRTOD = @REPLACE_STRTOD@
+REPLACE_STRTOIMAX = @REPLACE_STRTOIMAX@
+REPLACE_STRTOK_R = @REPLACE_STRTOK_R@
+REPLACE_STRTOUMAX = @REPLACE_STRTOUMAX@
+REPLACE_STRUCT_LCONV = @REPLACE_STRUCT_LCONV@
+REPLACE_STRUCT_TIMEVAL = @REPLACE_STRUCT_TIMEVAL@
+REPLACE_SYMLINK = @REPLACE_SYMLINK@
+REPLACE_SYMLINKAT = @REPLACE_SYMLINKAT@
+REPLACE_TIMEGM = @REPLACE_TIMEGM@
+REPLACE_TMPFILE = @REPLACE_TMPFILE@
+REPLACE_TOWLOWER = @REPLACE_TOWLOWER@
+REPLACE_TTYNAME_R = @REPLACE_TTYNAME_R@
+REPLACE_UNLINK = @REPLACE_UNLINK@
+REPLACE_UNLINKAT = @REPLACE_UNLINKAT@
+REPLACE_UNSETENV = @REPLACE_UNSETENV@
+REPLACE_USLEEP = @REPLACE_USLEEP@
+REPLACE_UTIMENSAT = @REPLACE_UTIMENSAT@
+REPLACE_VASPRINTF = @REPLACE_VASPRINTF@
+REPLACE_VDPRINTF = @REPLACE_VDPRINTF@
+REPLACE_VFPRINTF = @REPLACE_VFPRINTF@
+REPLACE_VPRINTF = @REPLACE_VPRINTF@
+REPLACE_VSNPRINTF = @REPLACE_VSNPRINTF@
+REPLACE_VSPRINTF = @REPLACE_VSPRINTF@
+REPLACE_WCRTOMB = @REPLACE_WCRTOMB@
+REPLACE_WCSNRTOMBS = @REPLACE_WCSNRTOMBS@
+REPLACE_WCSRTOMBS = @REPLACE_WCSRTOMBS@
+REPLACE_WCSWIDTH = @REPLACE_WCSWIDTH@
+REPLACE_WCTOB = @REPLACE_WCTOB@
+REPLACE_WCTOMB = @REPLACE_WCTOMB@
+REPLACE_WCWIDTH = @REPLACE_WCWIDTH@
+REPLACE_WRITE = @REPLACE_WRITE@
+RSH = @RSH@
+SED = @SED@
+SELINUX_CONTEXT_H = @SELINUX_CONTEXT_H@
+SET_MAKE = @SET_MAKE@
+SHELL = @SHELL@
+SIG_ATOMIC_T_SUFFIX = @SIG_ATOMIC_T_SUFFIX@
+SIZE_T_SUFFIX = @SIZE_T_SUFFIX@
+STDALIGN_H = @STDALIGN_H@
+STDARG_H = @STDARG_H@
+STDBOOL_H = @STDBOOL_H@
+STDDEF_H = @STDDEF_H@
+STDINT_H = @STDINT_H@
+STRIP = @STRIP@
+SYSEXITS_H = @SYSEXITS_H@
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+TIME_H_DEFINES_STRUCT_TIMESPEC = @TIME_H_DEFINES_STRUCT_TIMESPEC@
+UINT32_MAX_LT_UINTMAX_MAX = @UINT32_MAX_LT_UINTMAX_MAX@
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+UNDEFINE_STRTOK_R = @UNDEFINE_STRTOK_R@
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+noinst_LIBRARIES = libtar.a
+BUILT_SOURCES = rmt-command.h $(am__append_1)
+CLEANFILES = rmt-command.h rmt-command.h-t
+AM_CPPFLAGS = -I$(top_srcdir)/gnu -I../ -I../gnu
+AM_CFLAGS = $(GNULIB_WARN_CFLAGS) $(WERROR_CFLAGS)
+noinst_HEADERS = \
+ paxlib.h\
+ rmt.h\
+ stdopen.h\
+ system.h\
+ system-ioctl.h\
+ wordsplit.h\
+ xattr-at.h
+
+libtar_a_SOURCES = \
+  paxerror.c paxexit-status.c paxlib.h paxnames.c \
+  rtapelib.c \
+  rmt.h \
+  stdopen.c stdopen.h \
+  system.h system-ioctl.h \
+  wordsplit.c\
+  xattr-at.c
+
+MOSTLYCLEANFILES = attr/xattr.h
+EXTRA_DIST = attr-xattr.in.h
+all: $(BUILT_SOURCES)
+	$(MAKE) $(AM_MAKEFLAGS) all-am
+
+.SUFFIXES:
+.SUFFIXES: .c .o .obj
+$(srcdir)/Makefile.in:  $(srcdir)/Makefile.am  $(am__configure_deps)
+	@for dep in $?; do \
+	  case '$(am__configure_deps)' in \
+	    *$$dep*) \
+	      ( cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh ) \
+	        && { if test -f $@; then exit 0; else break; fi; }; \
+	      exit 1;; \
+	  esac; \
+	done; \
+	echo ' cd $(top_srcdir) && $(AUTOMAKE) --gnits lib/Makefile'; \
+	$(am__cd) $(top_srcdir) && \
+	  $(AUTOMAKE) --gnits lib/Makefile
+.PRECIOUS: Makefile
+Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
+	@case '$?' in \
+	  *config.status*) \
+	    cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh;; \
+	  *) \
+	    echo ' cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe)'; \
+	    cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe);; \
+	esac;
+
+$(top_builddir)/config.status: $(top_srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+
+$(top_srcdir)/configure:  $(am__configure_deps)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+$(ACLOCAL_M4):  $(am__aclocal_m4_deps)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+$(am__aclocal_m4_deps):
+
+clean-noinstLIBRARIES:
+	-test -z "$(noinst_LIBRARIES)" || rm -f $(noinst_LIBRARIES)
+
+libtar.a: $(libtar_a_OBJECTS) $(libtar_a_DEPENDENCIES) $(EXTRA_libtar_a_DEPENDENCIES) 
+	$(AM_V_at)-rm -f libtar.a
+	$(AM_V_AR)$(libtar_a_AR) libtar.a $(libtar_a_OBJECTS) $(libtar_a_LIBADD)
+	$(AM_V_at)$(RANLIB) libtar.a
+
+mostlyclean-compile:
+	-rm -f *.$(OBJEXT)
+
+distclean-compile:
+	-rm -f *.tab.c
+
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/paxerror.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/paxexit-status.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/paxnames.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/rtapelib.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/stdopen.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/wordsplit.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/xattr-at.Po@am__quote@
+
+.c.o:
+@am__fastdepCC_TRUE@	$(AM_V_CC)$(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $<
+@am__fastdepCC_TRUE@	$(AM_V_at)$(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	$(AM_V_CC)source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
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+@am__fastdepCC_FALSE@	$(AM_V_CC@am__nodep@)$(COMPILE) -c -o $@ $<
+
+.c.obj:
+@am__fastdepCC_TRUE@	$(AM_V_CC)$(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ `$(CYGPATH_W) '$<'`
+@am__fastdepCC_TRUE@	$(AM_V_at)$(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	$(AM_V_CC)source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
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+@am__fastdepCC_FALSE@	$(AM_V_CC@am__nodep@)$(COMPILE) -c -o $@ `$(CYGPATH_W) '$<'`
+
+ID: $(am__tagged_files)
+	$(am__define_uniq_tagged_files); mkid -fID $$unique
+tags: tags-am
+TAGS: tags
+
+tags-am: $(TAGS_DEPENDENCIES) $(am__tagged_files)
+	set x; \
+	here=`pwd`; \
+	$(am__define_uniq_tagged_files); \
+	shift; \
+	if test -z "$(ETAGS_ARGS)$$*$$unique"; then :; else \
+	  test -n "$$unique" || unique=$$empty_fix; \
+	  if test $$# -gt 0; then \
+	    $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	      "$$@" $$unique; \
+	  else \
+	    $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	      $$unique; \
+	  fi; \
+	fi
+ctags: ctags-am
+
+CTAGS: ctags
+ctags-am: $(TAGS_DEPENDENCIES) $(am__tagged_files)
+	$(am__define_uniq_tagged_files); \
+	test -z "$(CTAGS_ARGS)$$unique" \
+	  || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
+	     $$unique
+
+GTAGS:
+	here=`$(am__cd) $(top_builddir) && pwd` \
+	  && $(am__cd) $(top_srcdir) \
+	  && gtags -i $(GTAGS_ARGS) "$$here"
+cscopelist: cscopelist-am
+
+cscopelist-am: $(am__tagged_files)
+	list='$(am__tagged_files)'; \
+	case "$(srcdir)" in \
+	  [\\/]* | ?:[\\/]*) sdir="$(srcdir)" ;; \
+	  *) sdir=$(subdir)/$(srcdir) ;; \
+	esac; \
+	for i in $$list; do \
+	  if test -f "$$i"; then \
+	    echo "$(subdir)/$$i"; \
+	  else \
+	    echo "$$sdir/$$i"; \
+	  fi; \
+	done >> $(top_builddir)/cscope.files
+
+distclean-tags:
+	-rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
+
+distdir: $(DISTFILES)
+	@srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	list='$(DISTFILES)'; \
+	  dist_files=`for file in $$list; do echo $$file; done | \
+	  sed -e "s|^$$srcdirstrip/||;t" \
+	      -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
+	case $$dist_files in \
+	  */*) $(MKDIR_P) `echo "$$dist_files" | \
+			   sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
+			   sort -u` ;; \
+	esac; \
+	for file in $$dist_files; do \
+	  if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+	  if test -d $$d/$$file; then \
+	    dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \
+	    if test -d "$(distdir)/$$file"; then \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+	      cp -fpR $(srcdir)/$$file "$(distdir)$$dir" || exit 1; \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    cp -fpR $$d/$$file "$(distdir)$$dir" || exit 1; \
+	  else \
+	    test -f "$(distdir)/$$file" \
+	    || cp -p $$d/$$file "$(distdir)/$$file" \
+	    || exit 1; \
+	  fi; \
+	done
+check-am: all-am
+check: $(BUILT_SOURCES)
+	$(MAKE) $(AM_MAKEFLAGS) check-am
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+	if test -z '$(STRIP)'; then \
+	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	    install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	      install; \
+	else \
+	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	    install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	    "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'" install; \
+	fi
+mostlyclean-generic:
+	-test -z "$(MOSTLYCLEANFILES)" || rm -f $(MOSTLYCLEANFILES)
+
+clean-generic:
+	-test -z "$(CLEANFILES)" || rm -f $(CLEANFILES)
+
+distclean-generic:
+	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+
+maintainer-clean-generic:
+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
+	-test -z "$(BUILT_SOURCES)" || rm -f $(BUILT_SOURCES)
+clean: clean-am
+
+clean-am: clean-generic clean-noinstLIBRARIES mostlyclean-am
+
+distclean: distclean-am
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
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+	distclean-tags
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+html-am:
+
+info: info-am
+
+info-am:
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+
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+
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+install-ps-am:
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
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+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-compile mostlyclean-generic
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+uninstall-am:
+
+.MAKE: all check install install-am install-strip
+
+.PHONY: CTAGS GTAGS TAGS all all-am check check-am clean clean-generic \
+	clean-noinstLIBRARIES cscopelist-am ctags ctags-am distclean \
+	distclean-compile distclean-generic distclean-tags distdir dvi \
+	dvi-am html html-am info info-am install install-am \
+	install-data install-data-am install-dvi install-dvi-am \
+	install-exec install-exec-am install-html install-html-am \
+	install-info install-info-am install-man install-pdf \
+	install-pdf-am install-ps install-ps-am install-strip \
+	installcheck installcheck-am installdirs maintainer-clean \
+	maintainer-clean-generic mostlyclean mostlyclean-compile \
+	mostlyclean-generic pdf pdf-am ps ps-am tags tags-am uninstall \
+	uninstall-am
+
+rmt-command.h : Makefile
+	$(AM_V_GEN)rm -f $@-t $@
+	$(AM_V_at)echo "#ifndef DEFAULT_RMT_COMMAND" >> $@-t
+	$(AM_V_at)echo "# define DEFAULT_RMT_COMMAND \"$(DEFAULT_RMT_DIR)/`echo rmt | sed '$(transform)'`$(EXEEXT)\"" >> $@-t
+	$(AM_V_at)echo "#endif" >> $@-t
+	$(AM_V_at)mv $@-t $@
+@TAR_COND_XATTR_H_FALSE@attr/xattr.h: attr-xattr.in.h $(top_builddir)/config.status
+@TAR_COND_XATTR_H_FALSE@	$(AM_V_at)$(MKDIR_P) attr
+@TAR_COND_XATTR_H_FALSE@	$(AM_V_GEN)rm -f $@-t $@ && \
+@TAR_COND_XATTR_H_FALSE@	 cp $(srcdir)/attr-xattr.in.h attr/xattr.h
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/lib/attr-xattr.in.h b/lib/attr-xattr.in.h
new file mode 100644
index 0000000..679000b
--- /dev/null
+++ b/lib/attr-xattr.in.h
@@ -0,0 +1,60 @@
+/* Replacement <attr/xattr.h> for platforms that lack it.
+   Copyright 2012-2014, 2016 Free Software Foundation, Inc.
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#ifndef TAR_ATTR_XATTR_H
+#define TAR_ATTR_XATTR_H
+#include <errno.h>
+#ifndef ENOATTR
+# define ENOATTR ENODATA        /* No such attribute */
+#endif
+
+/* setting */
+static inline int setxattr (const char *path, const char *name, const void
+                            *value, size_t size, int flags)
+{ errno = ENOTSUP; return -1; }
+
+static inline int lsetxattr (const char *path, const char *name, const void
+                             *value, size_t size, int flags)
+{ errno = ENOTSUP; return -1; }
+
+static inline int fsetxattr (int filedes, const char *name, const void *value,
+                             size_t size, int flags)
+{ errno = ENOTSUP; return -1; }
+
+
+/* getting */
+static inline ssize_t getxattr (const char *path, const char *name, void *value,
+                                size_t size)
+{ errno = ENOTSUP; return -1; }
+static inline ssize_t lgetxattr (const char *path, const char *name, void
+                                 *value, size_t size)
+{ errno = ENOTSUP; return -1; }
+static inline ssize_t fgetxattr (int filedes, const char *name, void *value,
+                                 size_t size)
+{ errno = ENOTSUP; return -1; }
+
+
+/* listing */
+static inline ssize_t listxattr (const char *path, char *list, size_t size)
+{ errno = ENOTSUP; return -1; }
+
+static inline ssize_t llistxattr (const char *path, char *list, size_t size)
+{ errno = ENOTSUP; return -1; }
+
+static inline ssize_t flistxattr (int filedes, char *list, size_t size)
+{ errno = ENOTSUP; return -1; }
+
+#endif
diff --git a/lib/paxerror.c b/lib/paxerror.c
new file mode 100644
index 0000000..134cef3
--- /dev/null
+++ b/lib/paxerror.c
@@ -0,0 +1,361 @@
+/* Miscellaneous error functions
+
+   Copyright (C) 2005, 2007 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify it
+   under the terms of the GNU General Public License as published by the
+   Free Software Foundation; either version 3, or (at your option) any later
+   version.
+
+   This program is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
+   Public License for more details.
+
+   You should have received a copy of the GNU General Public License along
+   with this program; if not, write to the Free Software Foundation, Inc.,
+   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+
+#include <system.h>
+#include <paxlib.h>
+#include <quote.h>
+#include <quotearg.h>
+
+void (*error_hook) (void);
+
+/* Decode MODE from its binary form in a stat structure, and encode it
+   into a 9-byte string STRING, terminated with a NUL.  */
+
+void
+pax_decode_mode (mode_t mode, char *string)
+{
+  *string++ = mode & S_IRUSR ? 'r' : '-';
+  *string++ = mode & S_IWUSR ? 'w' : '-';
+  *string++ = (mode & S_ISUID
+	       ? (mode & S_IXUSR ? 's' : 'S')
+	       : (mode & S_IXUSR ? 'x' : '-'));
+  *string++ = mode & S_IRGRP ? 'r' : '-';
+  *string++ = mode & S_IWGRP ? 'w' : '-';
+  *string++ = (mode & S_ISGID
+	       ? (mode & S_IXGRP ? 's' : 'S')
+	       : (mode & S_IXGRP ? 'x' : '-'));
+  *string++ = mode & S_IROTH ? 'r' : '-';
+  *string++ = mode & S_IWOTH ? 'w' : '-';
+  *string++ = (mode & S_ISVTX
+	       ? (mode & S_IXOTH ? 't' : 'T')
+	       : (mode & S_IXOTH ? 'x' : '-'));
+  *string = '\0';
+}
+
+/* Report an error associated with the system call CALL and the
+   optional name NAME.  */
+void
+call_arg_error (char const *call, char const *name)
+{
+  int e = errno;
+  /* TRANSLATORS: %s after `Cannot' is a function name, e.g. `Cannot open'.
+     Directly translating this to another language will not work, first because
+     %s itself is not translated.
+     Translate it as `%s: Function %s failed'. */
+  ERROR ((0, e, _("%s: Cannot %s"), quotearg_colon (name), call));
+}
+
+/* Report a fatal error associated with the system call CALL and
+   the optional file name NAME.  */
+void
+call_arg_fatal (char const *call, char const *name)
+{
+  int e = errno;
+  /* TRANSLATORS: %s after `Cannot' is a function name, e.g. `Cannot open'.
+     Directly translating this to another language will not work, first because
+     %s itself is not translated.
+     Translate it as `%s: Function %s failed'. */
+  FATAL_ERROR ((0, e, _("%s: Cannot %s"), quotearg_colon (name),  call));
+}
+
+/* Report a warning associated with the system call CALL and
+   the optional file name NAME.  */
+void
+call_arg_warn (char const *call, char const *name)
+{
+  int e = errno;
+  /* TRANSLATORS: %s after `Cannot' is a function name, e.g. `Cannot open'.
+     Directly translating this to another language will not work, first because
+     %s itself is not translated.
+     Translate it as `%s: Function %s failed'. */
+  WARN ((0, e, _("%s: Warning: Cannot %s"), quotearg_colon (name), call));
+}
+
+void
+chmod_error_details (char const *name, mode_t mode)
+{
+  int e = errno;
+  char buf[10];
+  pax_decode_mode (mode, buf);
+  ERROR ((0, e, _("%s: Cannot change mode to %s"),
+	  quotearg_colon (name), buf));
+}
+
+void
+chown_error_details (char const *name, uid_t uid, gid_t gid)
+{
+  int e = errno;
+  ERROR ((0, e, _("%s: Cannot change ownership to uid %lu, gid %lu"),
+	  quotearg_colon (name), (unsigned long) uid, (unsigned long) gid));
+}
+
+void
+close_error (char const *name)
+{
+  call_arg_error ("close", name);
+}
+
+void
+close_warn (char const *name)
+{
+  call_arg_warn ("close", name);
+}
+
+void
+exec_fatal (char const *name)
+{
+  call_arg_fatal ("exec", name);
+}
+
+void
+link_error (char const *target, char const *source)
+{
+  int e = errno;
+  ERROR ((0, e, _("%s: Cannot hard link to %s"),
+	  quotearg_colon (source), quote_n (1, target)));
+}
+
+void
+mkdir_error (char const *name)
+{
+  call_arg_error ("mkdir", name);
+}
+
+void
+mkfifo_error (char const *name)
+{
+  call_arg_error ("mkfifo", name);
+}
+
+void
+mknod_error (char const *name)
+{
+  call_arg_error ("mknod", name);
+}
+
+void
+open_error (char const *name)
+{
+  call_arg_error ("open", name);
+}
+
+void
+open_fatal (char const *name)
+{
+  call_arg_fatal ("open", name);
+}
+
+void
+open_warn (char const *name)
+{
+  call_arg_warn ("open", name);
+}
+
+void
+read_error (char const *name)
+{
+  call_arg_error ("read", name);
+}
+
+void
+read_error_details (char const *name, off_t offset, size_t size)
+{
+  char buf[UINTMAX_STRSIZE_BOUND];
+  int e = errno;
+  ERROR ((0, e,
+	  ngettext ("%s: Read error at byte %s, while reading %lu byte",
+		    "%s: Read error at byte %s, while reading %lu bytes",
+		    size),
+	  quotearg_colon (name), STRINGIFY_BIGINT (offset, buf),
+	  (unsigned long) size));
+}
+
+void
+read_warn_details (char const *name, off_t offset, size_t size)
+{
+  char buf[UINTMAX_STRSIZE_BOUND];
+  int e = errno;
+  WARN ((0, e,
+	 ngettext ("%s: Warning: Read error at byte %s, while reading %lu byte",
+		   "%s: Warning: Read error at byte %s, while reading %lu bytes",
+		   size),
+	 quotearg_colon (name), STRINGIFY_BIGINT (offset, buf),
+	 (unsigned long) size));
+}
+
+void
+read_fatal (char const *name)
+{
+  call_arg_fatal ("read", name);
+}
+
+void
+read_fatal_details (char const *name, off_t offset, size_t size)
+{
+  char buf[UINTMAX_STRSIZE_BOUND];
+  int e = errno;
+  FATAL_ERROR ((0, e,
+		ngettext ("%s: Read error at byte %s, while reading %lu byte",
+			  "%s: Read error at byte %s, while reading %lu bytes",
+			  size),
+		quotearg_colon (name), STRINGIFY_BIGINT (offset, buf),
+		(unsigned long) size));
+}
+
+void
+readlink_error (char const *name)
+{
+  call_arg_error ("readlink", name);
+}
+
+void
+readlink_warn (char const *name)
+{
+  call_arg_warn ("readlink", name);
+}
+
+void
+rmdir_error (char const *name)
+{
+  call_arg_error ("rmdir", name);
+}
+
+void
+savedir_error (char const *name)
+{
+  call_arg_error ("savedir", name);
+}
+
+void
+savedir_warn (char const *name)
+{
+  call_arg_warn ("savedir", name);
+}
+
+void
+seek_error (char const *name)
+{
+  call_arg_error ("seek", name);
+}
+
+void
+seek_error_details (char const *name, off_t offset)
+{
+  char buf[UINTMAX_STRSIZE_BOUND];
+  int e = errno;
+  ERROR ((0, e, _("%s: Cannot seek to %s"),
+	  quotearg_colon (name),
+	  STRINGIFY_BIGINT (offset, buf)));
+}
+
+void
+seek_warn (char const *name)
+{
+  call_arg_warn ("seek", name);
+}
+
+void
+seek_warn_details (char const *name, off_t offset)
+{
+  char buf[UINTMAX_STRSIZE_BOUND];
+  int e = errno;
+  WARN ((0, e, _("%s: Warning: Cannot seek to %s"),
+	 quotearg_colon (name),
+	 STRINGIFY_BIGINT (offset, buf)));
+}
+
+void
+symlink_error (char const *contents, char const *name)
+{
+  int e = errno;
+  ERROR ((0, e, _("%s: Cannot create symlink to %s"),
+	  quotearg_colon (name), quote_n (1, contents)));
+}
+
+void
+stat_fatal (char const *name)
+{
+  call_arg_fatal ("stat", name);
+}
+
+void
+stat_error (char const *name)
+{
+  call_arg_error ("stat", name);
+}
+
+void
+stat_warn (char const *name)
+{
+  call_arg_warn ("stat", name);
+}
+
+void
+truncate_error (char const *name)
+{
+  call_arg_error ("truncate", name);
+}
+
+void
+truncate_warn (char const *name)
+{
+  call_arg_warn ("truncate", name);
+}
+
+void
+unlink_error (char const *name)
+{
+  call_arg_error ("unlink", name);
+}
+
+void
+utime_error (char const *name)
+{
+  call_arg_error ("utime", name);
+}
+
+void
+waitpid_error (char const *name)
+{
+  call_arg_error ("waitpid", name);
+}
+
+void
+write_error (char const *name)
+{
+  call_arg_error ("write", name);
+}
+
+void
+write_error_details (char const *name, size_t status, size_t size)
+{
+  if (status == 0)
+    write_error (name);
+  else
+    ERROR ((0, 0,
+	    ngettext ("%s: Wrote only %lu of %lu byte",
+		      "%s: Wrote only %lu of %lu bytes",
+		      size),
+	    name, (unsigned long int) status, (unsigned long int) size));
+}
+
+void
+chdir_fatal (char const *name)
+{
+  call_arg_fatal ("chdir", name);
+}
diff --git a/lib/paxexit-status.c b/lib/paxexit-status.c
new file mode 100644
index 0000000..3c244ab
--- /dev/null
+++ b/lib/paxexit-status.c
@@ -0,0 +1,3 @@
+#include <system.h>
+#include <paxlib.h>
+int exit_status = PAXEXIT_SUCCESS;
diff --git a/lib/paxlib.h b/lib/paxlib.h
new file mode 100644
index 0000000..d4251d1
--- /dev/null
+++ b/lib/paxlib.h
@@ -0,0 +1,132 @@
+/* This file is part of GNU paxutils
+
+   Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2003,
+   2005, 2007 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software Foundation,
+   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+*/
+
+#ifndef _paxlib_h_
+#define _paxlib_h_
+
+#include <inttostr.h>
+
+/* Error reporting functions and definitions */
+
+/* Exit status for paxutils app.  Let's try to keep this list as simple as
+   possible. tar -d option strongly invites a status different for unequal
+   comparison and other errors.  */
+#define PAXEXIT_SUCCESS 0
+#define PAXEXIT_DIFFERS 1
+#define PAXEXIT_FAILURE 2
+
+extern void (*error_hook) (void);
+
+/* Both WARN and ERROR write a message on stderr and continue processing,
+   however ERROR manages so tar will exit unsuccessfully.  FATAL_ERROR
+   writes a message on stderr and aborts immediately, with another message
+   line telling so.  USAGE_ERROR works like FATAL_ERROR except that the
+   other message line suggests trying --help.  All four macros accept a
+   single argument of the form ((0, errno, _("FORMAT"), Args...)).  errno
+   is zero when the error is not being detected by the system.  */
+
+#define WARN(Args) \
+  do { if (error_hook) error_hook (); error Args; } while (0)
+#define ERROR(Args) \
+  do						\
+    {						\
+      if (error_hook) error_hook ();		\
+      error Args;				\
+      exit_status = PAXEXIT_FAILURE;		\
+    }						\
+  while (0)
+#define FATAL_ERROR(Args) \
+  do						\
+    {						\
+      if (error_hook) error_hook ();		\
+      error Args;				\
+      fatal_exit ();				\
+    }						\
+  while (0)
+#define USAGE_ERROR(Args) \
+  do						\
+    {						\
+      if (error_hook) error_hook ();		\
+      error Args;				\
+      usage (PAXEXIT_FAILURE);			\
+    }						\
+  while (0)
+
+extern int exit_status;
+
+void pax_decode_mode (mode_t mode, char *string);
+void call_arg_error (char const *call, char const *name);
+void call_arg_fatal (char const *call, char const *name) __attribute__ ((noreturn));
+void call_arg_warn (char const *call, char const *name);
+void chmod_error_details (char const *name, mode_t mode);
+void chown_error_details (char const *name, uid_t uid, gid_t gid);
+
+void decode_mode (mode_t, char *);
+
+void chdir_fatal (char const *) __attribute__ ((noreturn));
+void chmod_error_details (char const *, mode_t);
+void chown_error_details (char const *, uid_t, gid_t);
+void close_error (char const *);
+void close_warn (char const *);
+void exec_fatal (char const *) __attribute__ ((noreturn));
+void link_error (char const *, char const *);
+void mkdir_error (char const *);
+void mkfifo_error (char const *);
+void mknod_error (char const *);
+void open_error (char const *);
+void open_fatal (char const *) __attribute__ ((noreturn));
+void open_warn (char const *);
+void read_error (char const *);
+void read_error_details (char const *, off_t, size_t);
+void read_fatal (char const *) __attribute__ ((noreturn));
+void read_fatal_details (char const *, off_t, size_t) __attribute__ ((noreturn));
+void read_warn_details (char const *, off_t, size_t);
+void readlink_error (char const *);
+void readlink_warn (char const *);
+void rmdir_error (char const *);
+void savedir_error (char const *);
+void savedir_warn (char const *);
+void seek_error (char const *);
+void seek_error_details (char const *, off_t);
+void seek_warn (char const *);
+void seek_warn_details (char const *, off_t);
+void stat_fatal (char const *) __attribute__ ((noreturn));
+void stat_error (char const *);
+void stat_warn (char const *);
+void symlink_error (char const *, char const *);
+void truncate_error (char const *);
+void truncate_warn (char const *);
+void unlink_error (char const *);
+void utime_error (char const *);
+void waitpid_error (char const *);
+void write_error (char const *);
+void write_error_details (char const *, size_t, size_t);
+
+void pax_exit (void) __attribute__ ((noreturn));
+void fatal_exit (void) __attribute__ ((noreturn));
+
+#define STRINGIFY_BIGINT(i, b) umaxtostr (i, b)
+
+
+/* Name-related functions */
+bool removed_prefixes_p (void);
+char *safer_name_suffix (char const *file_name, bool link_target, bool absolute_names);
+
+#endif
diff --git a/lib/paxnames.c b/lib/paxnames.c
new file mode 100644
index 0000000..5766d4c
--- /dev/null
+++ b/lib/paxnames.c
@@ -0,0 +1,164 @@
+/* This file is part of GNU paxutils
+   Copyright (C) 2005, 2007, 2010 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify it
+   under the terms of the GNU General Public License as published by the
+   Free Software Foundation; either version 3, or (at your option) any later
+   version.
+
+   This program is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
+   Public License for more details.
+
+   You should have received a copy of the GNU General Public License along
+   with this program; if not, write to the Free Software Foundation, Inc.,
+   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+
+#include <system.h>
+#include <hash.h>
+#include <paxlib.h>
+
+
+/* Hash tables of strings.  */
+
+/* Calculate the hash of a string.  */
+static size_t
+hash_string_hasher (void const *name, size_t n_buckets)
+{
+  return hash_string (name, n_buckets);
+}
+
+/* Compare two strings for equality.  */
+static bool
+hash_string_compare (void const *name1, void const *name2)
+{
+  return strcmp (name1, name2) == 0;
+}
+
+/* Return zero if TABLE contains a LEN-character long prefix of STRING,
+   otherwise, insert a newly allocated copy of this prefix to TABLE and
+   return 1.  If RETURN_PREFIX is not NULL, point it to the allocated
+   copy. */
+static bool
+hash_string_insert_prefix (Hash_table **table, char const *string, size_t len,
+			   const char **return_prefix)
+{
+  Hash_table *t = *table;
+  char *s;
+  char *e;
+
+  if (len)
+    {
+      s = xmalloc (len + 1);
+      memcpy (s, string, len);
+      s[len] = 0;
+    }
+  else
+    s = xstrdup (string);
+
+  if (! ((t
+	  || (*table = t = hash_initialize (0, 0, hash_string_hasher,
+					    hash_string_compare, 0)))
+	 && (e = hash_insert (t, s))))
+    xalloc_die ();
+
+  if (e == s)
+    {
+      if (return_prefix)
+	*return_prefix = s;
+      return 1;
+    }
+  else
+    {
+      free (s);
+      return 0;
+    }
+}
+
+
+static Hash_table *prefix_table[2];
+
+/* Return true if file names of some members in the archive were stripped off
+   their leading components. We could have used
+        return prefix_table[0] || prefix_table[1]
+   but the following seems to be safer: */
+bool
+removed_prefixes_p (void)
+{
+  return (prefix_table[0] && hash_get_n_entries (prefix_table[0]) != 0)
+         || (prefix_table[1] && hash_get_n_entries (prefix_table[1]) != 0);
+}
+
+/* Return a safer suffix of FILE_NAME, or "." if it has no safer
+   suffix.  Check for fully specified file names and other atrocities.
+   Warn the user if we do not return NAME.  If LINK_TARGET is 1,
+   FILE_NAME is the target of a hard link, not a member name.
+   If ABSOLUTE_NAMES is 0, strip filesystem prefix from the file name. */
+
+char *
+safer_name_suffix (char const *file_name, bool link_target,
+		   bool absolute_names)
+{
+  char const *p;
+
+  if (absolute_names)
+    p = file_name;
+  else
+    {
+      /* Skip file system prefixes, leading file name components that contain
+	 "..", and leading slashes.  */
+
+      size_t prefix_len = FILE_SYSTEM_PREFIX_LEN (file_name);
+
+      for (p = file_name + prefix_len; *p; )
+	{
+          if (p[0] == '.' && p[1] == '.' && (ISSLASH (p[2]) || !p[2]))
+	    prefix_len = p + 2 - file_name;
+
+	  do
+	    {
+	      char c = *p++;
+	      if (ISSLASH (c))
+		break;
+	    }
+	  while (*p);
+	}
+
+      for (p = file_name + prefix_len; ISSLASH (*p); p++)
+	continue;
+      prefix_len = p - file_name;
+
+      if (prefix_len)
+	{
+	  const char *prefix;
+	  if (hash_string_insert_prefix (&prefix_table[link_target], file_name,
+					 prefix_len, &prefix))
+	    {
+	      static char const *const diagnostic[] =
+	      {
+		N_("Removing leading `%s' from member names"),
+		N_("Removing leading `%s' from hard link targets")
+	      };
+	      WARN ((0, 0, _(diagnostic[link_target]), prefix));
+	    }
+	}
+    }
+
+  if (! *p)
+    {
+      if (p == file_name)
+	{
+	  static char const *const diagnostic[] =
+	  {
+	    N_("Substituting `.' for empty member name"),
+	    N_("Substituting `.' for empty hard link target")
+	  };
+	  WARN ((0, 0, "%s", _(diagnostic[link_target])));
+	}
+
+      p = ".";
+    }
+
+  return (char *) p;
+}
diff --git a/lib/rmt.h b/lib/rmt.h
new file mode 100644
index 0000000..ff10e7c
--- /dev/null
+++ b/lib/rmt.h
@@ -0,0 +1,99 @@
+/* Definitions for communicating with a remote tape drive.
+
+   Copyright (C) 1988, 1992, 1996, 1997, 2001, 2003, 2004, 2007 Free
+   Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software Foundation,
+   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+
+extern char const *rmt_command;
+extern char const *rmt_dev_name__;
+
+int rmt_open__ (const char *, int, int, const char *);
+int rmt_close__ (int);
+size_t rmt_read__ (int, char *, size_t);
+size_t rmt_write__ (int, char *, size_t);
+off_t rmt_lseek__ (int, off_t, int);
+int rmt_ioctl__ (int, int, char *);
+
+extern bool force_local_option;
+
+/* A filename is remote if it contains a colon not preceded by a slash,
+   to take care of `/:/' which is a shorthand for `/.../<CELL-NAME>/fs'
+   on machines running OSF's Distributing Computing Environment (DCE) and
+   Distributed File System (DFS).  However, when --force-local, a
+   filename is never remote.  */
+
+#define _remdev(dev_name) \
+  (!force_local_option && (rmt_dev_name__ = strchr (dev_name, ':')) \
+   && rmt_dev_name__ > (dev_name) \
+   && ! memchr (dev_name, '/', rmt_dev_name__ - (dev_name)))
+
+#define _isrmt(fd) \
+  ((fd) >= __REM_BIAS)
+
+#define __REM_BIAS (1 << 30)
+
+#ifndef O_CREAT
+# define O_CREAT 01000
+#endif
+
+#define rmtopen(dev_name, oflag, mode, command) \
+  (_remdev (dev_name) ? rmt_open__ (dev_name, oflag, __REM_BIAS, command) \
+   : open (dev_name, oflag, mode))
+
+#define rmtaccess(dev_name, amode) \
+  (_remdev (dev_name) ? 0 : access (dev_name, amode))
+
+#define rmtstat(dev_name, buffer) \
+  (_remdev (dev_name) ? (errno = EOPNOTSUPP), -1 : stat (dev_name, buffer))
+
+#define rmtcreat(dev_name, mode, command) \
+   (_remdev (dev_name) \
+    ? rmt_open__ (dev_name, O_CREAT | O_WRONLY, __REM_BIAS, command) \
+    : creat (dev_name, mode))
+
+#define rmtlstat(dev_name, muffer) \
+  (_remdev (dev_name) ? (errno = EOPNOTSUPP), -1 : lstat (dev_name, buffer))
+
+#define rmtread(fd, buffer, length) \
+  (_isrmt (fd) ? rmt_read__ (fd - __REM_BIAS, buffer, length) \
+   : safe_read (fd, buffer, length))
+
+#define rmtwrite(fd, buffer, length) \
+  (_isrmt (fd) ? rmt_write__ (fd - __REM_BIAS, buffer, length) \
+   : full_write (fd, buffer, length))
+
+#define rmtlseek(fd, offset, where) \
+  (_isrmt (fd) ? rmt_lseek__ (fd - __REM_BIAS, offset, where) \
+   : lseek (fd, offset, where))
+
+#define rmtclose(fd) \
+  (_isrmt (fd) ? rmt_close__ (fd - __REM_BIAS) : close (fd))
+
+#define rmtioctl(fd, request, argument) \
+  (_isrmt (fd) ? rmt_ioctl__ (fd - __REM_BIAS, request, argument) \
+   : ioctl (fd, request, argument))
+
+#define rmtdup(fd) \
+  (_isrmt (fd) ? (errno = EOPNOTSUPP), -1 : dup (fd))
+
+#define rmtfstat(fd, buffer) \
+  (_isrmt (fd) ? (errno = EOPNOTSUPP), -1 : fstat (fd, buffer))
+
+#define rmtfcntl(cd, command, argument) \
+  (_isrmt (fd) ? (errno = EOPNOTSUPP), -1 : fcntl (fd, command, argument))
+
+#define rmtisatty(fd) \
+  (_isrmt (fd) ? 0 : isatty (fd))
diff --git a/lib/rtapelib.c b/lib/rtapelib.c
new file mode 100644
index 0000000..7213031
--- /dev/null
+++ b/lib/rtapelib.c
@@ -0,0 +1,751 @@
+/* Functions for communicating with a remote tape drive.
+
+   Copyright (C) 1988, 1992, 1994, 1996, 1997, 1999, 2000, 2001, 2004,
+   2005, 2006, 2007 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software Foundation,
+   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+
+/* The man page rmt(8) for /etc/rmt documents the remote mag tape protocol
+   which rdump and rrestore use.  Unfortunately, the man page is *WRONG*.
+   The author of the routines I'm including originally wrote his code just
+   based on the man page, and it didn't work, so he went to the rdump source
+   to figure out why.  The only thing he had to change was to check for the
+   'F' return code in addition to the 'E', and to separate the various
+   arguments with \n instead of a space.  I personally don't think that this
+   is much of a problem, but I wanted to point it out. -- Arnold Robbins
+
+   Originally written by Jeff Lee, modified some by Arnold Robbins.  Redone
+   as a library that can replace open, read, write, etc., by Fred Fish, with
+   some additional work by Arnold Robbins.  Modified to make all rmt* calls
+   into macros for speed by Jay Fenlason.  Use -DWITH_REXEC for rexec
+   code, courtesy of Dan Kegel.  */
+
+#include "system.h"
+#include "system-ioctl.h"
+
+#include <safe-read.h>
+#include <full-write.h>
+
+/* Try hard to get EOPNOTSUPP defined.  486/ISC has it in net/errno.h,
+   3B2/SVR3 has it in sys/inet.h.  Otherwise, like on MSDOS, use EINVAL.  */
+
+#ifndef EOPNOTSUPP
+# if HAVE_NET_ERRNO_H
+#  include <net/errno.h>
+# endif
+# if HAVE_SYS_INET_H
+#  include <sys/inet.h>
+# endif
+# ifndef EOPNOTSUPP
+#  define EOPNOTSUPP EINVAL
+# endif
+#endif
+
+#include <signal.h>
+
+#if HAVE_NETDB_H
+# include <netdb.h>
+#endif
+
+#include <rmt.h>
+#include <rmt-command.h>
+
+/* Exit status if exec errors.  */
+#define EXIT_ON_EXEC_ERROR 128
+
+/* FIXME: Size of buffers for reading and writing commands to rmt.  */
+#define COMMAND_BUFFER_SIZE 64
+
+#ifndef RETSIGTYPE
+# define RETSIGTYPE void
+#endif
+
+/* FIXME: Maximum number of simultaneous remote tape connections.  */
+#define MAXUNIT	4
+
+#define	PREAD 0			/* read  file descriptor from pipe() */
+#define	PWRITE 1		/* write file descriptor from pipe() */
+
+/* Return the parent's read side of remote tape connection Fd.  */
+#define READ_SIDE(Fd) (from_remote[Fd][PREAD])
+
+/* Return the parent's write side of remote tape connection Fd.  */
+#define WRITE_SIDE(Fd) (to_remote[Fd][PWRITE])
+
+/* The pipes for receiving data from remote tape drives.  */
+static int from_remote[MAXUNIT][2] = {{-1, -1}, {-1, -1}, {-1, -1}, {-1, -1}};
+
+/* The pipes for sending data to remote tape drives.  */
+static int to_remote[MAXUNIT][2] = {{-1, -1}, {-1, -1}, {-1, -1}, {-1, -1}};
+
+char const *rmt_command = DEFAULT_RMT_COMMAND;
+
+/* Temporary variable used by macros in rmt.h.  */
+char const *rmt_dev_name__;
+
+/* If true, always consider file names to be local, even if they contain
+   colons */
+bool force_local_option;
+
+
+
+/* Close remote tape connection HANDLE, and reset errno to ERRNO_VALUE.  */
+static void
+_rmt_shutdown (int handle, int errno_value)
+{
+  close (READ_SIDE (handle));
+  close (WRITE_SIDE (handle));
+  READ_SIDE (handle) = -1;
+  WRITE_SIDE (handle) = -1;
+  errno = errno_value;
+}
+
+/* Attempt to perform the remote tape command specified in BUFFER on
+   remote tape connection HANDLE.  Return 0 if successful, -1 on
+   error.  */
+static int
+do_command (int handle, const char *buffer)
+{
+  /* Save the current pipe handler and try to make the request.  */
+
+  size_t length = strlen (buffer);
+  RETSIGTYPE (*pipe_handler) (int) = signal (SIGPIPE, SIG_IGN);
+  ssize_t written = full_write (WRITE_SIDE (handle), buffer, length);
+  signal (SIGPIPE, pipe_handler);
+
+  if (written == length)
+    return 0;
+
+  /* Something went wrong.  Close down and go home.  */
+
+  _rmt_shutdown (handle, EIO);
+  return -1;
+}
+
+static char *
+get_status_string (int handle, char *command_buffer)
+{
+  char *cursor;
+  int counter;
+
+  /* Read the reply command line.  */
+
+  for (counter = 0, cursor = command_buffer;
+       counter < COMMAND_BUFFER_SIZE;
+       counter++, cursor++)
+    {
+      if (safe_read (READ_SIDE (handle), cursor, 1) != 1)
+	{
+	  _rmt_shutdown (handle, EIO);
+	  return 0;
+	}
+      if (*cursor == '\n')
+	{
+	  *cursor = '\0';
+	  break;
+	}
+    }
+
+  if (counter == COMMAND_BUFFER_SIZE)
+    {
+      _rmt_shutdown (handle, EIO);
+      return 0;
+    }
+
+  /* Check the return status.  */
+
+  for (cursor = command_buffer; *cursor; cursor++)
+    if (*cursor != ' ')
+      break;
+
+  if (*cursor == 'E' || *cursor == 'F')
+    {
+      /* Skip the error message line.  */
+
+      /* FIXME: there is better to do than merely ignoring error messages
+	 coming from the remote end.  Translate them, too...  */
+
+      {
+	char character;
+
+	while (safe_read (READ_SIDE (handle), &character, 1) == 1)
+	  if (character == '\n')
+	    break;
+      }
+
+      errno = atoi (cursor + 1);
+
+      if (*cursor == 'F')
+	_rmt_shutdown (handle, errno);
+
+      return 0;
+    }
+
+  /* Check for mis-synced pipes.  */
+
+  if (*cursor != 'A')
+    {
+      _rmt_shutdown (handle, EIO);
+      return 0;
+    }
+
+  /* Got an `A' (success) response.  */
+
+  return cursor + 1;
+}
+
+/* Read and return the status from remote tape connection HANDLE.  If
+   an error occurred, return -1 and set errno.  */
+static long int
+get_status (int handle)
+{
+  char command_buffer[COMMAND_BUFFER_SIZE];
+  const char *status = get_status_string (handle, command_buffer);
+  if (status)
+    {
+      long int result = atol (status);
+      if (0 <= result)
+	return result;
+      errno = EIO;
+    }
+  return -1;
+}
+
+static off_t
+get_status_off (int handle)
+{
+  char command_buffer[COMMAND_BUFFER_SIZE];
+  const char *status = get_status_string (handle, command_buffer);
+
+  if (! status)
+    return -1;
+  else
+    {
+      /* Parse status, taking care to check for overflow.
+	 We can't use standard functions,
+	 since off_t might be longer than long.  */
+
+      off_t count = 0;
+      int negative;
+
+      for (;  *status == ' ' || *status == '\t';  status++)
+	continue;
+
+      negative = *status == '-';
+      status += negative || *status == '+';
+
+      for (;;)
+	{
+	  int digit = *status++ - '0';
+	  if (9 < (unsigned) digit)
+	    break;
+	  else
+	    {
+	      off_t c10 = 10 * count;
+	      off_t nc = negative ? c10 - digit : c10 + digit;
+	      if (c10 / 10 != count || (negative ? c10 < nc : nc < c10))
+		return -1;
+	      count = nc;
+	    }
+	}
+
+      return count;
+    }
+}
+
+#if WITH_REXEC
+
+/* Execute /etc/rmt as user USER on remote system HOST using rexec.
+   Return a file descriptor of a bidirectional socket for stdin and
+   stdout.  If USER is zero, use the current username.
+
+   By default, this code is not used, since it requires that the user
+   have a .netrc file in his/her home directory, or that the
+   application designer be willing to have rexec prompt for login and
+   password info.  This may be unacceptable, and .rhosts files for use
+   with rsh are much more common on BSD systems.  */
+static int
+_rmt_rexec (char *host, char *user)
+{
+  int saved_stdin = dup (STDIN_FILENO);
+  int saved_stdout = dup (STDOUT_FILENO);
+  struct servent *rexecserv;
+  int result;
+
+  /* When using cpio -o < filename, stdin is no longer the tty.  But the
+     rexec subroutine reads the login and the passwd on stdin, to allow
+     remote execution of the command.  So, reopen stdin and stdout on
+     /dev/tty before the rexec and give them back their original value
+     after.  */
+
+  if (! freopen ("/dev/tty", "r", stdin))
+    freopen ("/dev/null", "r", stdin);
+  if (! freopen ("/dev/tty", "w", stdout))
+    freopen ("/dev/null", "w", stdout);
+
+  if (rexecserv = getservbyname ("exec", "tcp"), !rexecserv)
+    error (EXIT_ON_EXEC_ERROR, 0, _("exec/tcp: Service not available"));
+
+  result = rexec (&host, rexecserv->s_port, user, 0, rmt_command, 0);
+  if (fclose (stdin) == EOF)
+    error (0, errno, _("stdin"));
+  fdopen (saved_stdin, "r");
+  if (fclose (stdout) == EOF)
+    error (0, errno, _("stdout"));
+  fdopen (saved_stdout, "w");
+
+  return result;
+}
+
+#endif /* WITH_REXEC */
+
+/* Place into BUF a string representing OFLAG, which must be suitable
+   as argument 2 of `open'.  BUF must be large enough to hold the
+   result.  This function should generate a string that decode_oflag
+   can parse.  */
+static void
+encode_oflag (char *buf, int oflag)
+{
+  sprintf (buf, "%d ", oflag);
+
+  switch (oflag & O_ACCMODE)
+    {
+    case O_RDONLY: strcat (buf, "O_RDONLY"); break;
+    case O_RDWR: strcat (buf, "O_RDWR"); break;
+    case O_WRONLY: strcat (buf, "O_WRONLY"); break;
+    default: abort ();
+    }
+
+#ifdef O_APPEND
+  if (oflag & O_APPEND) strcat (buf, "|O_APPEND");
+#endif
+  if (oflag & O_CREAT) strcat (buf, "|O_CREAT");
+#ifdef O_DSYNC
+  if (oflag & O_DSYNC) strcat (buf, "|O_DSYNC");
+#endif
+  if (oflag & O_EXCL) strcat (buf, "|O_EXCL");
+#ifdef O_LARGEFILE
+  if (oflag & O_LARGEFILE) strcat (buf, "|O_LARGEFILE");
+#endif
+#ifdef O_NOCTTY
+  if (oflag & O_NOCTTY) strcat (buf, "|O_NOCTTY");
+#endif
+  if (oflag & O_NONBLOCK) strcat (buf, "|O_NONBLOCK");
+#ifdef O_RSYNC
+  if (oflag & O_RSYNC) strcat (buf, "|O_RSYNC");
+#endif
+#ifdef O_SYNC
+  if (oflag & O_SYNC) strcat (buf, "|O_SYNC");
+#endif
+  if (oflag & O_TRUNC) strcat (buf, "|O_TRUNC");
+}
+
+/* Open a file (a magnetic tape device?) on the system specified in
+   FILE_NAME, as the given user. FILE_NAME has the form `[USER@]HOST:FILE'.
+   OPEN_MODE is O_RDONLY, O_WRONLY, etc.  If successful, return the
+   remote pipe number plus BIAS.  REMOTE_SHELL may be overridden.  On
+   error, return -1.  */
+int
+rmt_open__ (const char *file_name, int open_mode, int bias,
+            const char *remote_shell)
+{
+  int remote_pipe_number;	/* pseudo, biased file descriptor */
+  char *file_name_copy;		/* copy of file_name string */
+  char *remote_host;		/* remote host name */
+  char *remote_file;		/* remote file name (often a device) */
+  char *remote_user;		/* remote user name */
+
+  /* Find an unused pair of file descriptors.  */
+
+  for (remote_pipe_number = 0;
+       remote_pipe_number < MAXUNIT;
+       remote_pipe_number++)
+    if (READ_SIDE (remote_pipe_number) == -1
+	&& WRITE_SIDE (remote_pipe_number) == -1)
+      break;
+
+  if (remote_pipe_number == MAXUNIT)
+    {
+      errno = EMFILE;
+      return -1;
+    }
+
+  /* Pull apart the system and device, and optional user.  */
+
+  {
+    char *cursor;
+
+    file_name_copy = xstrdup (file_name);
+    remote_host = file_name_copy;
+    remote_user = 0;
+    remote_file = 0;
+
+    for (cursor = file_name_copy; *cursor; cursor++)
+      switch (*cursor)
+	{
+	default:
+	  break;
+
+	case '\n':
+	  /* Do not allow newlines in the file_name, since the protocol
+	     uses newline delimiters.  */
+	  free (file_name_copy);
+	  errno = ENOENT;
+	  return -1;
+
+	case '@':
+	  if (!remote_user)
+	    {
+	      remote_user = remote_host;
+	      *cursor = '\0';
+	      remote_host = cursor + 1;
+	    }
+	  break;
+
+	case ':':
+	  if (!remote_file)
+	    {
+	      *cursor = '\0';
+	      remote_file = cursor + 1;
+	    }
+	  break;
+	}
+  }
+
+  /* FIXME: Should somewhat validate the decoding, here.  */
+  if (gethostbyname (remote_host) == NULL)
+    error (EXIT_ON_EXEC_ERROR, 0, _("Cannot connect to %s: resolve failed"),
+	   remote_host);
+
+  if (remote_user && *remote_user == '\0')
+    remote_user = 0;
+
+#if WITH_REXEC
+
+  /* Execute the remote command using rexec.  */
+
+  READ_SIDE (remote_pipe_number) = _rmt_rexec (remote_host, remote_user);
+  if (READ_SIDE (remote_pipe_number) < 0)
+    {
+      int e = errno;
+      free (file_name_copy);
+      errno = e;
+      return -1;
+    }
+
+  WRITE_SIDE (remote_pipe_number) = READ_SIDE (remote_pipe_number);
+
+#else /* not WITH_REXEC */
+  {
+    const char *remote_shell_basename;
+    pid_t status;
+
+    /* Identify the remote command to be executed.  */
+
+    if (!remote_shell)
+      {
+#ifdef REMOTE_SHELL
+	remote_shell = REMOTE_SHELL;
+#else
+	free (file_name_copy);
+	errno = EIO;
+	return -1;
+#endif
+      }
+    remote_shell_basename = last_component (remote_shell);
+
+    /* Set up the pipes for the `rsh' command, and fork.  */
+
+    if (pipe (to_remote[remote_pipe_number]) == -1
+	|| pipe (from_remote[remote_pipe_number]) == -1)
+      {
+	int e = errno;
+	free (file_name_copy);
+	errno = e;
+	return -1;
+      }
+
+    status = fork ();
+    if (status == -1)
+      {
+	int e = errno;
+	free (file_name_copy);
+	errno = e;
+	return -1;
+      }
+
+    if (status == 0)
+      {
+	/* Child.  */
+
+	if (dup2 (to_remote[remote_pipe_number][PREAD], STDIN_FILENO) < 0
+	    || (to_remote[remote_pipe_number][PREAD] != STDIN_FILENO
+		&& close (to_remote[remote_pipe_number][PREAD]) != 0)
+	    || (to_remote[remote_pipe_number][PWRITE] != STDIN_FILENO
+		&& close (to_remote[remote_pipe_number][PWRITE]) != 0)
+	    || dup2 (from_remote[remote_pipe_number][PWRITE], STDOUT_FILENO) < 0
+	    || close (from_remote[remote_pipe_number][PREAD]) != 0
+	    || close (from_remote[remote_pipe_number][PWRITE]) != 0)
+	  error (EXIT_ON_EXEC_ERROR, errno,
+		 _("Cannot redirect files for remote shell"));
+
+	sys_reset_uid_gid ();
+
+	if (remote_user)
+	  execl (remote_shell, remote_shell_basename, remote_host,
+		 "-l", remote_user, rmt_command, (char *) 0);
+	else
+	  execl (remote_shell, remote_shell_basename, remote_host,
+		 rmt_command, (char *) 0);
+
+	/* Bad problems if we get here.  */
+
+	/* In a previous version, _exit was used here instead of exit.  */
+	error (EXIT_ON_EXEC_ERROR, errno, _("Cannot execute remote shell"));
+      }
+
+    /* Parent.  */
+
+    close (from_remote[remote_pipe_number][PWRITE]);
+    close (to_remote[remote_pipe_number][PREAD]);
+  }
+#endif /* not WITH_REXEC */
+
+  /* Attempt to open the tape device.  */
+
+  {
+    size_t remote_file_len = strlen (remote_file);
+    char *command_buffer = xmalloc (remote_file_len + 1000);
+    sprintf (command_buffer, "O%s\n", remote_file);
+    encode_oflag (command_buffer + remote_file_len + 2, open_mode);
+    strcat (command_buffer, "\n");
+    if (do_command (remote_pipe_number, command_buffer) == -1
+	|| get_status (remote_pipe_number) == -1)
+      {
+	int e = errno;
+	free (command_buffer);
+	free (file_name_copy);
+	_rmt_shutdown (remote_pipe_number, e);
+	return -1;
+      }
+    free (command_buffer);
+  }
+
+  free (file_name_copy);
+  return remote_pipe_number + bias;
+}
+
+/* Close remote tape connection HANDLE and shut down.  Return 0 if
+   successful, -1 on error.  */
+int
+rmt_close__ (int handle)
+{
+  long int status;
+
+  if (do_command (handle, "C\n") == -1)
+    return -1;
+
+  status = get_status (handle);
+  _rmt_shutdown (handle, errno);
+  return status;
+}
+
+/* Read up to LENGTH bytes into BUFFER from remote tape connection HANDLE.
+   Return the number of bytes read on success, SAFE_READ_ERROR on error.  */
+size_t
+rmt_read__ (int handle, char *buffer, size_t length)
+{
+  char command_buffer[COMMAND_BUFFER_SIZE];
+  size_t status;
+  size_t rlen;
+  size_t counter;
+
+  sprintf (command_buffer, "R%lu\n", (unsigned long) length);
+  if (do_command (handle, command_buffer) == -1
+      || (status = get_status (handle)) == SAFE_READ_ERROR
+      || status > length)
+    return SAFE_READ_ERROR;
+
+  for (counter = 0; counter < status; counter += rlen, buffer += rlen)
+    {
+      rlen = safe_read (READ_SIDE (handle), buffer, status - counter);
+      if (rlen == SAFE_READ_ERROR || rlen == 0)
+	{
+	  _rmt_shutdown (handle, EIO);
+	  return SAFE_READ_ERROR;
+	}
+    }
+
+  return status;
+}
+
+/* Write LENGTH bytes from BUFFER to remote tape connection HANDLE.
+   Return the number of bytes written.  */
+size_t
+rmt_write__ (int handle, char *buffer, size_t length)
+{
+  char command_buffer[COMMAND_BUFFER_SIZE];
+  RETSIGTYPE (*pipe_handler) (int);
+  size_t written;
+
+  sprintf (command_buffer, "W%lu\n", (unsigned long) length);
+  if (do_command (handle, command_buffer) == -1)
+    return 0;
+
+  pipe_handler = signal (SIGPIPE, SIG_IGN);
+  written = full_write (WRITE_SIDE (handle), buffer, length);
+  signal (SIGPIPE, pipe_handler);
+  if (written == length)
+    {
+      long int r = get_status (handle);
+      if (r < 0)
+	return 0;
+      if (r == length)
+	return length;
+      written = r;
+    }
+
+  /* Write error.  */
+
+  _rmt_shutdown (handle, EIO);
+  return written;
+}
+
+/* Perform an imitation lseek operation on remote tape connection
+   HANDLE.  Return the new file offset if successful, -1 if on error.  */
+off_t
+rmt_lseek__ (int handle, off_t offset, int whence)
+{
+  char command_buffer[COMMAND_BUFFER_SIZE];
+  char operand_buffer[UINTMAX_STRSIZE_BOUND];
+  uintmax_t u = offset < 0 ? - (uintmax_t) offset : (uintmax_t) offset;
+  char *p = operand_buffer + sizeof operand_buffer;
+
+  *--p = 0;
+  do
+    *--p = '0' + (int) (u % 10);
+  while ((u /= 10) != 0);
+  if (offset < 0)
+    *--p = '-';
+
+  switch (whence)
+    {
+    case SEEK_SET: whence = 0; break;
+    case SEEK_CUR: whence = 1; break;
+    case SEEK_END: whence = 2; break;
+    default: abort ();
+    }
+
+  sprintf (command_buffer, "L%s\n%d\n", p, whence);
+
+  if (do_command (handle, command_buffer) == -1)
+    return -1;
+
+  return get_status_off (handle);
+}
+
+/* Perform a raw tape operation on remote tape connection HANDLE.
+   Return the results of the ioctl, or -1 on error.  */
+int
+rmt_ioctl__ (int handle, int operation, char *argument)
+{
+  switch (operation)
+    {
+    default:
+      errno = EOPNOTSUPP;
+      return -1;
+
+#ifdef MTIOCTOP
+    case MTIOCTOP:
+      {
+	char command_buffer[COMMAND_BUFFER_SIZE];
+	char operand_buffer[UINTMAX_STRSIZE_BOUND];
+	uintmax_t u = (((struct mtop *) argument)->mt_count < 0
+		       ? - (uintmax_t) ((struct mtop *) argument)->mt_count
+		       : (uintmax_t) ((struct mtop *) argument)->mt_count);
+	char *p = operand_buffer + sizeof operand_buffer;
+
+        *--p = 0;
+	do
+	  *--p = '0' + (int) (u % 10);
+	while ((u /= 10) != 0);
+	if (((struct mtop *) argument)->mt_count < 0)
+	  *--p = '-';
+
+	/* MTIOCTOP is the easy one.  Nothing is transferred in binary.  */
+
+	sprintf (command_buffer, "I%d\n%s\n",
+		 ((struct mtop *) argument)->mt_op, p);
+	if (do_command (handle, command_buffer) == -1)
+	  return -1;
+
+	return get_status (handle);
+      }
+#endif /* MTIOCTOP */
+
+#ifdef MTIOCGET
+    case MTIOCGET:
+      {
+	ssize_t status;
+	size_t counter;
+
+	/* Grab the status and read it directly into the structure.  This
+	   assumes that the status buffer is not padded and that 2 shorts
+	   fit in a long without any word alignment problems; i.e., the
+	   whole struct is contiguous.  NOTE - this is probably NOT a good
+	   assumption.  */
+
+	if (do_command (handle, "S") == -1
+	    || (status = get_status (handle), status == -1))
+	  return -1;
+
+	if (status > sizeof (struct mtop))
+	  {
+	    errno = EOVERFLOW;
+	    return -1;
+	  }
+
+	for (; status > 0; status -= counter, argument += counter)
+	  {
+	    counter = safe_read (READ_SIDE (handle), argument, status);
+	    if (counter == SAFE_READ_ERROR || counter == 0)
+	      {
+		_rmt_shutdown (handle, EIO);
+		return -1;
+	      }
+	  }
+
+	/* Check for byte position.  mt_type (or mt_model) is a small integer
+	   field (normally) so we will check its magnitude.  If it is larger
+	   than 256, we will assume that the bytes are swapped and go through
+	   and reverse all the bytes.  */
+
+	if (((struct mtget *) argument)->MTIO_CHECK_FIELD < 256)
+	  return 0;
+
+	for (counter = 0; counter < status; counter += 2)
+	  {
+	    char copy = argument[counter];
+
+	    argument[counter] = argument[counter + 1];
+	    argument[counter + 1] = copy;
+	  }
+
+	return 0;
+      }
+#endif /* MTIOCGET */
+
+    }
+}
diff --git a/lib/stdopen.c b/lib/stdopen.c
new file mode 100644
index 0000000..24ac8e4
--- /dev/null
+++ b/lib/stdopen.c
@@ -0,0 +1,76 @@
+/* stdopen.c - ensure that the three standard file descriptors are in use
+
+   Copyright 2005, 2007, 2013-2014, 2016 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+/* Written by Paul Eggert and Jim Meyering.  */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include "stdopen.h"
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <errno.h>
+
+/* Try to ensure that all of the standard file numbers (0, 1, 2)
+   are in use.  Without this, each application would have to guard
+   every call to open, dup, fopen, etc. with tests to ensure they
+   don't use one of the special file numbers when opening a file.
+   Return false if at least one of the file descriptors is initially
+   closed and an attempt to reopen it fails.  Otherwise, return true.  */
+bool
+stdopen (void)
+{
+  int fd;
+  bool ok = true;
+
+  for (fd = 0; fd <= 2; fd++)
+    {
+      if (fcntl (fd, F_GETFD) < 0)
+        {
+          if (errno != EBADF)
+            ok = false;
+          else
+            {
+              static const int contrary_mode[]
+                = { O_WRONLY, O_RDONLY, O_RDONLY };
+              int mode = contrary_mode[fd];
+              int new_fd;
+              /* Open /dev/null with the contrary mode so that the typical
+                 read (stdin) or write (stdout, stderr) operation will fail.
+                 With descriptor 0, we can do even better on systems that
+                 have /dev/full, by opening that write-only instead of
+                 /dev/null.  The only drawback is that a write-provoked
+                 failure comes with a misleading errno value, ENOSPC.  */
+              if (mode == O_RDONLY
+                  || (new_fd = open ("/dev/full", mode) != fd))
+                new_fd = open ("/dev/null", mode);
+              if (new_fd != fd)
+                {
+                  if (0 <= new_fd)
+                    close (new_fd);
+                  ok = false;
+                }
+            }
+        }
+    }
+
+  return ok;
+}
diff --git a/lib/stdopen.h b/lib/stdopen.h
new file mode 100644
index 0000000..d54e5f1
--- /dev/null
+++ b/lib/stdopen.h
@@ -0,0 +1,16 @@
+#ifndef STDOPEN_H
+# define STDOPEN_H 1
+
+# include <stdbool.h>
+
+# ifdef __cplusplus
+extern "C" {
+# endif
+
+bool stdopen (void);
+
+# ifdef __cplusplus
+}
+# endif
+
+#endif
diff --git a/lib/system-ioctl.h b/lib/system-ioctl.h
new file mode 100644
index 0000000..f3276cf
--- /dev/null
+++ b/lib/system-ioctl.h
@@ -0,0 +1,55 @@
+/* System dependent definitions for GNU tar's use of ioctl macros.
+
+   Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2003,
+   2004, 2005, 2006, 2007 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software Foundation,
+   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+
+/* This is a real challenge to properly get MTIO* symbols :-(.  ISC uses
+   <sys/gentape.h>.  SCO and BSDi uses <sys/tape.h>; BSDi also requires
+   <sys/tprintf.h> and <sys/device.h> for defining tp_dev and tpr_t.  It
+   seems that the rest use <sys/mtio.h>, which itself requires other files,
+   depending on systems.  Pyramid defines _IOW in <sgtty.h>, for example.  */
+
+#if HAVE_SYS_GENTAPE_H
+# include <sys/gentape.h>
+#else
+# if HAVE_SYS_TAPE_H
+#  if HAVE_SYS_DEVICE_H
+#   include <sys/device.h>
+#  endif
+#  if HAVE_SYS_PARAM_H
+#   include <sys/param.h>
+#  endif
+#  if HAVE_SYS_BUF_H
+#   include <sys/buf.h>
+#  endif
+#  if HAVE_SYS_TPRINTF_H
+#   include <sys/tprintf.h>
+#  endif
+#  include <sys/tape.h>
+# else
+#  if HAVE_SYS_MTIO_H
+#   include <sys/ioctl.h>
+#   if HAVE_SGTTY_H
+#    include <sgtty.h>
+#   endif
+#   if HAVE_SYS_IO_TRIOCTL_H
+#    include <sys/io/trioctl.h>
+#   endif
+#   include <sys/mtio.h>
+#  endif
+# endif
+#endif
diff --git a/lib/system.h b/lib/system.h
new file mode 100644
index 0000000..e7f531c
--- /dev/null
+++ b/lib/system.h
@@ -0,0 +1,490 @@
+/* System dependent definitions for GNU tar.
+
+   Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2003,
+   2004, 2005, 2006, 2007 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software Foundation,
+   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+
+#if HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <alloca.h>
+
+#ifndef __attribute__
+/* This feature is available in gcc versions 2.5 and later.  */
+# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__
+#  define __attribute__(spec) /* empty */
+# endif
+#endif
+
+#include <sys/types.h>
+#include <ctype.h>
+
+/* IN_CTYPE_DOMAIN (C) is nonzero if the unsigned char C can safely be given
+   as an argument to <ctype.h> macros like `isspace'.  */
+#if STDC_HEADERS
+# define IN_CTYPE_DOMAIN(c) 1
+#else
+# define IN_CTYPE_DOMAIN(c) ((unsigned) (c) <= 0177)
+#endif
+
+#define ISDIGIT(c) ((unsigned) (c) - '0' <= 9)
+#define ISODIGIT(c) ((unsigned) (c) - '0' <= 7)
+#define ISPRINT(c) (IN_CTYPE_DOMAIN (c) && isprint (c))
+#define ISSPACE(c) (IN_CTYPE_DOMAIN (c) && isspace (c))
+
+/* Declare string and memory handling routines.  Take care that an ANSI
+   string.h and pre-ANSI memory.h might conflict, and that memory.h and
+   strings.h conflict on some systems.  */
+
+#if STDC_HEADERS || HAVE_STRING_H
+# include <string.h>
+# if !STDC_HEADERS && HAVE_MEMORY_H
+#  include <memory.h>
+# endif
+#else
+# include <strings.h>
+# ifndef strchr
+#  define strchr index
+# endif
+# ifndef strrchr
+#  define strrchr rindex
+# endif
+# ifndef memcpy
+#  define memcpy(d, s, n) bcopy ((char const *) (s), (char *) (d), n)
+# endif
+# ifndef memcmp
+#  define memcmp(a, b, n) bcmp ((char const *) (a), (char const *) (b), n)
+# endif
+#endif
+
+/* Declare errno.  */
+
+#include <errno.h>
+#ifndef errno
+extern int errno;
+#endif
+
+/* Declare open parameters.  */
+
+#if HAVE_FCNTL_H
+# include <fcntl.h>
+#else
+# include <sys/file.h>
+#endif
+				/* Pick only one of the next three: */
+#ifndef O_RDONLY
+# define O_RDONLY	0	/* only allow read */
+#endif
+#ifndef O_WRONLY
+# define O_WRONLY	1	/* only allow write */
+#endif
+#ifndef O_RDWR
+# define O_RDWR		2	/* both are allowed */
+#endif
+#ifndef O_ACCMODE
+# define O_ACCMODE (O_RDONLY | O_RDWR | O_WRONLY)
+#endif
+				/* The rest can be OR-ed in to the above: */
+#ifndef O_CREAT
+# define O_CREAT	8	/* create file if needed */
+#endif
+#ifndef O_EXCL
+# define O_EXCL		16	/* file cannot already exist */
+#endif
+#ifndef O_TRUNC
+# define O_TRUNC	32	/* truncate file on open */
+#endif
+
+#ifndef O_BINARY
+# define O_BINARY 0
+#endif
+#ifndef O_DIRECTORY
+# define O_DIRECTORY 0
+#endif
+#ifndef O_NOATIME
+# define O_NOATIME 0
+#endif
+#ifndef O_NONBLOCK
+# define O_NONBLOCK 0
+#endif
+
+/* Declare file status routines and bits.  */
+
+#include <sys/stat.h>
+
+#if !HAVE_LSTAT && !defined lstat
+# define lstat stat
+#endif
+
+#if STX_HIDDEN && !_LARGE_FILES /* AIX */
+# ifdef stat
+#  undef stat
+# endif
+# define stat(file_name, buf) statx (file_name, buf, STATSIZE, STX_HIDDEN)
+# ifdef lstat
+#  undef lstat
+# endif
+# define lstat(file_name, buf) statx (file_name, buf, STATSIZE, STX_HIDDEN | STX_LINK)
+#endif
+
+#if STAT_MACROS_BROKEN
+# undef S_ISBLK
+# undef S_ISCHR
+# undef S_ISCTG
+# undef S_ISDIR
+# undef S_ISFIFO
+# undef S_ISLNK
+# undef S_ISREG
+# undef S_ISSOCK
+#endif
+
+/* On MSDOS, there are missing things from <sys/stat.h>.  */
+#if MSDOS
+# define S_ISUID 0
+# define S_ISGID 0
+# define S_ISVTX 0
+#endif
+
+#ifndef S_ISDIR
+# define S_ISDIR(mode) (((mode) & S_IFMT) == S_IFDIR)
+#endif
+#ifndef S_ISREG
+# define S_ISREG(mode) (((mode) & S_IFMT) == S_IFREG)
+#endif
+
+#ifndef S_ISBLK
+# ifdef S_IFBLK
+#  define S_ISBLK(mode) (((mode) & S_IFMT) == S_IFBLK)
+# else
+#  define S_ISBLK(mode) 0
+# endif
+#endif
+#ifndef S_ISCHR
+# ifdef S_IFCHR
+#  define S_ISCHR(mode) (((mode) & S_IFMT) == S_IFCHR)
+# else
+#  define S_ISCHR(mode) 0
+# endif
+#endif
+#ifndef S_ISCTG
+# ifdef S_IFCTG
+#  define S_ISCTG(mode) (((mode) & S_IFMT) == S_IFCTG)
+# else
+#  define S_ISCTG(mode) 0
+# endif
+#endif
+#ifndef S_ISDOOR
+# define S_ISDOOR(mode) 0
+#endif
+#ifndef S_ISFIFO
+# ifdef S_IFIFO
+#  define S_ISFIFO(mode) (((mode) & S_IFMT) == S_IFIFO)
+# else
+#  define S_ISFIFO(mode) 0
+# endif
+#endif
+#ifndef S_ISLNK
+# ifdef S_IFLNK
+#  define S_ISLNK(mode) (((mode) & S_IFMT) == S_IFLNK)
+# else
+#  define S_ISLNK(mode) 0
+# endif
+#endif
+#ifndef S_ISSOCK
+# ifdef S_IFSOCK
+#  define S_ISSOCK(mode) (((mode) & S_IFMT) == S_IFSOCK)
+# else
+#  define S_ISSOCK(mode) 0
+# endif
+#endif
+
+#if !HAVE_MKFIFO && !defined mkfifo && defined S_IFIFO
+# define mkfifo(file_name, mode) (mknod (file_name, (mode) | S_IFIFO, 0))
+#endif
+
+#ifndef S_ISUID
+# define S_ISUID 0004000
+#endif
+#ifndef S_ISGID
+# define S_ISGID 0002000
+#endif
+#ifndef S_ISVTX
+# define S_ISVTX 0001000
+#endif
+#ifndef S_IRUSR
+# define S_IRUSR 0000400
+#endif
+#ifndef S_IWUSR
+# define S_IWUSR 0000200
+#endif
+#ifndef S_IXUSR
+# define S_IXUSR 0000100
+#endif
+#ifndef S_IRGRP
+# define S_IRGRP 0000040
+#endif
+#ifndef S_IWGRP
+# define S_IWGRP 0000020
+#endif
+#ifndef S_IXGRP
+# define S_IXGRP 0000010
+#endif
+#ifndef S_IROTH
+# define S_IROTH 0000004
+#endif
+#ifndef S_IWOTH
+# define S_IWOTH 0000002
+#endif
+#ifndef S_IXOTH
+# define S_IXOTH 0000001
+#endif
+
+#define MODE_WXUSR	(S_IWUSR | S_IXUSR)
+#define MODE_R		(S_IRUSR | S_IRGRP | S_IROTH)
+#define MODE_RW		(S_IWUSR | S_IWGRP | S_IWOTH | MODE_R)
+#define MODE_RWX	(S_IXUSR | S_IXGRP | S_IXOTH | MODE_RW)
+#define MODE_ALL	(S_ISUID | S_ISGID | S_ISVTX | MODE_RWX)
+
+/* Include <unistd.h> before any preprocessor test of _POSIX_VERSION.  */
+#include <unistd.h>
+
+#ifndef SEEK_SET
+# define SEEK_SET 0
+#endif
+#ifndef SEEK_CUR
+# define SEEK_CUR 1
+#endif
+#ifndef SEEK_END
+# define SEEK_END 2
+#endif
+
+#ifndef STDIN_FILENO
+# define STDIN_FILENO 0
+#endif
+#ifndef STDOUT_FILENO
+# define STDOUT_FILENO 1
+#endif
+#ifndef STDERR_FILENO
+# define STDERR_FILENO 2
+#endif
+
+/* Declare make device, major and minor.  Since major is a function on
+   SVR4, we have to resort to GOT_MAJOR instead of just testing if
+   major is #define'd.  */
+
+#if MAJOR_IN_MKDEV
+# include <sys/mkdev.h>
+# if !defined(makedev) && defined(mkdev)
+#  define makedev(a,b) mkdev((a),(b))
+# endif
+# define GOT_MAJOR
+#endif
+
+#if MAJOR_IN_SYSMACROS
+# include <sys/sysmacros.h>
+# define GOT_MAJOR
+#endif
+
+/* Some <sys/types.h> defines the macros. */
+#ifdef major
+# define GOT_MAJOR
+#endif
+
+#ifndef GOT_MAJOR
+# if MSDOS
+#  define major(device)		(device)
+#  define minor(device)		(device)
+#  define makedev(major, minor)	(((major) << 8) | (minor))
+#  define GOT_MAJOR
+# endif
+#endif
+
+/* For HP-UX before HP-UX 8, major/minor are not in <sys/sysmacros.h>.  */
+#ifndef GOT_MAJOR
+# if defined(hpux) || defined(__hpux__) || defined(__hpux)
+#  include <sys/mknod.h>
+#  define GOT_MAJOR
+# endif
+#endif
+
+#ifndef GOT_MAJOR
+# define major(device)		(((device) >> 8) & 0xff)
+# define minor(device)		((device) & 0xff)
+# define makedev(major, minor)	(((major) << 8) | (minor))
+#endif
+
+#undef GOT_MAJOR
+
+/* Declare wait status.  */
+
+#if HAVE_SYS_WAIT_H
+# include <sys/wait.h>
+#endif
+#ifndef WEXITSTATUS
+# define WEXITSTATUS(s)	(((s) >> 8) & 0xff)
+#endif
+#ifndef WIFSIGNALED
+# define WIFSIGNALED(s)	(((s) & 0xffff) - 1 < (unsigned) 0xff)
+#endif
+#ifndef WTERMSIG
+# define WTERMSIG(s)	((s) & 0x7f)
+#endif
+
+/* FIXME: It is wrong to use BLOCKSIZE for buffers when the logical block
+   size is greater than 512 bytes; so ST_BLKSIZE code below, in preparation
+   for some cleanup in this area, later.  */
+
+/* Extract or fake data from a `struct stat'.  ST_BLKSIZE gives the
+   optimal I/O blocksize for the file, in bytes.  Some systems, like
+   Sequents, return st_blksize of 0 on pipes.  */
+
+#define DEFAULT_ST_BLKSIZE 512
+
+#if !HAVE_ST_BLKSIZE
+# define ST_BLKSIZE(statbuf) DEFAULT_ST_BLKSIZE
+#else
+# define ST_BLKSIZE(statbuf) \
+    ((statbuf).st_blksize > 0 ? (statbuf).st_blksize : DEFAULT_ST_BLKSIZE)
+#endif
+
+/* Extract or fake data from a `struct stat'.  ST_NBLOCKS gives the
+   number of ST_NBLOCKSIZE-byte blocks in the file (including indirect blocks).
+   HP-UX counts st_blocks in 1024-byte units,
+   this loses when mixing HP-UX and BSD filesystems with NFS.  AIX PS/2
+   counts st_blocks in 4K units.  */
+
+#if !HAVE_ST_BLOCKS
+# if defined(_POSIX_SOURCE) || !defined(BSIZE)
+#  define ST_NBLOCKS(statbuf) ((statbuf).st_size / ST_NBLOCKSIZE + ((statbuf).st_size % ST_NBLOCKSIZE != 0))
+# else
+   off_t st_blocks ();
+#  define ST_NBLOCKS(statbuf) (st_blocks ((statbuf).st_size))
+# endif
+#else
+# define ST_NBLOCKS(statbuf) ((statbuf).st_blocks)
+# if defined(hpux) || defined(__hpux__) || defined(__hpux)
+#  define ST_NBLOCKSIZE 1024
+# else
+#  if defined(_AIX) && defined(_I386)
+#   define ST_NBLOCKSIZE (4 * 1024)
+#  endif
+# endif
+#endif
+
+#ifndef ST_NBLOCKSIZE
+# define ST_NBLOCKSIZE 512
+#endif
+
+/* Network Appliance file systems store small files directly in the
+   inode if st_size <= 64; in this case the number of blocks can be
+   zero.  Perhaps other file systems have similar problems; so,
+   somewhat arbitrarily, do not consider a file to be sparse if
+   it has no blocks but st_size < ST_NBLOCKSIZE.  */
+#define ST_IS_SPARSE(st)                                  \
+  (ST_NBLOCKS (st)                                        \
+   < ((st).st_size / ST_NBLOCKSIZE			  \
+      + ((st).st_size % ST_NBLOCKSIZE != 0		  \
+	 && (st).st_size / ST_NBLOCKSIZE != 0)))
+
+/* Declare standard functions.  */
+
+#if STDC_HEADERS
+# include <stdlib.h>
+#else
+void *malloc ();
+char *getenv ();
+#endif
+
+#include <stdbool.h>
+#include <stddef.h>
+
+#include <stdio.h>
+#if !defined _POSIX_VERSION && MSDOS
+# include <io.h>
+#endif
+
+#if WITH_DMALLOC
+# define DMALLOC_FUNC_CHECK
+# include <dmalloc.h>
+#endif
+
+#include <limits.h>
+
+#ifndef MB_LEN_MAX
+# define MB_LEN_MAX 1
+#endif
+
+#include <inttypes.h>
+
+#include <intprops.h>
+
+#define UINTMAX_STRSIZE_BOUND INT_BUFSIZE_BOUND (uintmax_t)
+
+/* Prototypes for external functions.  */
+
+#if HAVE_LOCALE_H
+# include <locale.h>
+#endif
+#if !HAVE_SETLOCALE
+# define setlocale(category, locale) /* empty */
+#endif
+
+#include <time.h>
+#ifdef TIME_WITH_SYS_TIME
+# include <sys/time.h>
+#endif
+
+/* Library modules.  */
+
+#include <dirname.h>
+#include <error.h>
+#include <savedir.h>
+#include <unlocked-io.h>
+#include <xalloc.h>
+
+#include <gettext.h>
+#define _(msgid) gettext (msgid)
+#define N_(msgid) msgid
+
+#ifdef HAVE_PWD_H
+# include <pwd.h>
+#endif
+#ifdef HAVE_GRP_H
+# include <grp.h>
+#endif
+
+#if MSDOS
+# include <process.h>
+# define SET_BINARY_MODE(arc) setmode(arc, O_BINARY)
+# define ERRNO_IS_EACCES errno == EACCES
+# define mkdir(file, mode) (mkdir) (file)
+# define TTY_NAME "con"
+# define sys_reset_uid_gid()
+#else
+# define SET_BINARY_MODE(arc)
+# define ERRNO_IS_EACCES 0
+# define TTY_NAME "/dev/tty"
+# define sys_reset_uid_gid()					\
+  do {								\
+    if (! (setuid (getuid ()) == 0 && setgid (getgid ()) == 0)) \
+      abort ();							\
+  } while (0)
+#endif
+
+#if XENIX
+# include <sys/inode.h>
+#endif
diff --git a/lib/wordsplit.c b/lib/wordsplit.c
new file mode 100644
index 0000000..0653785
--- /dev/null
+++ b/lib/wordsplit.c
@@ -0,0 +1,1628 @@
+/* wordsplit - a word splitter
+   Copyright (C) 2009-2014, 2016 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify it
+   under the terms of the GNU General Public License as published by the
+   Free Software Foundation; either version 3 of the License, or (at your
+   option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License along
+   with this program. If not, see <http://www.gnu.org/licenses/>.
+
+   Written by Sergey Poznyakoff
+*/
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <errno.h>
+#include <ctype.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include <stdarg.h>
+
+#if ENABLE_NLS
+# include <gettext.h>
+#else
+# define gettext(msgid) msgid
+#endif
+#define _(msgid) gettext (msgid)
+#define N_(msgid) msgid
+
+#include <wordsplit.h>
+
+#define ISWS(c) ((c)==' '||(c)=='\t'||(c)=='\n')
+#define ISDELIM(ws,c) \
+  (strchr ((ws)->ws_delim, (c)) != NULL)
+#define ISPUNCT(c) (strchr("!\"#$%&'()*+,-./:;<=>?@[\\]^_`{|}~",(c))!=NULL)
+#define ISUPPER(c) ('A' <= ((unsigned) (c)) && ((unsigned) (c)) <= 'Z')
+#define ISLOWER(c) ('a' <= ((unsigned) (c)) && ((unsigned) (c)) <= 'z')
+#define ISALPHA(c) (ISUPPER(c) || ISLOWER(c))
+#define ISDIGIT(c) ('0' <= ((unsigned) (c)) && ((unsigned) (c)) <= '9')
+#define ISXDIGIT(c) (strchr("abcdefABCDEF", c)!=NULL)
+#define ISALNUM(c) (ISALPHA(c) || ISDIGIT(c))
+#define ISPRINT(c) (' ' <= ((unsigned) (c)) && ((unsigned) (c)) <= 127)
+
+#define ALLOC_INIT 128
+#define ALLOC_INCR 128
+
+static void
+_wsplt_alloc_die (struct wordsplit *wsp)
+{
+  wsp->ws_error (_("memory exhausted"));
+  abort ();
+}
+
+static void __WORDSPLIT_ATTRIBUTE_FORMAT ((__printf__, 1, 2))
+_wsplt_error (const char *fmt, ...)
+{
+  va_list ap;
+
+  va_start (ap, fmt);
+  vfprintf (stderr, fmt, ap);
+  va_end (ap);
+  fputc ('\n', stderr);
+}
+
+static void wordsplit_free_nodes (struct wordsplit *);
+
+static int
+_wsplt_nomem (struct wordsplit *wsp)
+{
+  errno = ENOMEM;
+  wsp->ws_errno = WRDSE_NOSPACE;
+  if (wsp->ws_flags & WRDSF_ENOMEMABRT)
+    wsp->ws_alloc_die (wsp);
+  if (wsp->ws_flags & WRDSF_SHOWERR)
+    wordsplit_perror (wsp);
+  if (!(wsp->ws_flags & WRDSF_REUSE))
+    wordsplit_free (wsp);
+  wordsplit_free_nodes (wsp);
+  return wsp->ws_errno;
+}
+
+static void
+wordsplit_init0 (struct wordsplit *wsp)
+{
+  if (wsp->ws_flags & WRDSF_REUSE)
+    {
+      if (!(wsp->ws_flags & WRDSF_APPEND))
+	wordsplit_free_words (wsp);
+    }
+  else
+    {
+      wsp->ws_wordv = NULL;
+      wsp->ws_wordc = 0;
+      wsp->ws_wordn = 0;
+    }
+
+  wsp->ws_errno = 0;
+  wsp->ws_head = wsp->ws_tail = NULL;
+}
+
+static int
+wordsplit_init (struct wordsplit *wsp, const char *input, size_t len,
+		int flags)
+{
+  wsp->ws_flags = flags;
+
+  if (!(wsp->ws_flags & WRDSF_ALLOC_DIE))
+    wsp->ws_alloc_die = _wsplt_alloc_die;
+  if (!(wsp->ws_flags & WRDSF_ERROR))
+    wsp->ws_error = _wsplt_error;
+
+  if (!(wsp->ws_flags & WRDSF_NOVAR)
+      && !(wsp->ws_flags & (WRDSF_ENV | WRDSF_GETVAR)))
+    {
+      errno = EINVAL;
+      wsp->ws_errno = WRDSE_USAGE;
+      if (wsp->ws_flags & WRDSF_SHOWERR)
+	wordsplit_perror (wsp);
+      return wsp->ws_errno;
+    }
+
+  if (!(wsp->ws_flags & WRDSF_NOCMD))
+    {
+      errno = EINVAL;
+      wsp->ws_errno = WRDSE_NOSUPP;
+      if (wsp->ws_flags & WRDSF_SHOWERR)
+	wordsplit_perror (wsp);
+      return wsp->ws_errno;
+    }
+
+  if (wsp->ws_flags & WRDSF_SHOWDBG)
+    {
+      if (!(wsp->ws_flags & WRDSF_DEBUG))
+	{
+	  if (wsp->ws_flags & WRDSF_ERROR)
+	    wsp->ws_debug = wsp->ws_error;
+	  else if (wsp->ws_flags & WRDSF_SHOWERR)
+	    wsp->ws_debug = _wsplt_error;
+	  else
+	    wsp->ws_flags &= ~WRDSF_SHOWDBG;
+	}
+    }
+
+  wsp->ws_input = input;
+  wsp->ws_len = len;
+
+  if (!(wsp->ws_flags & WRDSF_DOOFFS))
+    wsp->ws_offs = 0;
+
+  if (!(wsp->ws_flags & WRDSF_DELIM))
+    wsp->ws_delim = " \t\n";
+
+  if (!(wsp->ws_flags & WRDSF_COMMENT))
+    wsp->ws_comment = NULL;
+
+  if (!(wsp->ws_flags & WRDSF_CLOSURE))
+    wsp->ws_closure = NULL;
+
+  wsp->ws_endp = 0;
+
+  wordsplit_init0 (wsp);
+
+  return 0;
+}
+
+static int
+alloc_space (struct wordsplit *wsp, size_t count)
+{
+  size_t offs = (wsp->ws_flags & WRDSF_DOOFFS) ? wsp->ws_offs : 0;
+  char **ptr;
+  size_t newalloc;
+
+  if (wsp->ws_wordv == NULL)
+    {
+      newalloc = offs + count > ALLOC_INIT ? count : ALLOC_INIT;
+      ptr = calloc (newalloc, sizeof (ptr[0]));
+    }
+  else if (wsp->ws_wordn < offs + wsp->ws_wordc + count)
+    {
+      newalloc = offs + wsp->ws_wordc +
+	(count > ALLOC_INCR ? count : ALLOC_INCR);
+      ptr = realloc (wsp->ws_wordv, newalloc * sizeof (ptr[0]));
+    }
+  else
+    return 0;
+
+  if (ptr)
+    {
+      wsp->ws_wordn = newalloc;
+      wsp->ws_wordv = ptr;
+    }
+  else
+    return _wsplt_nomem (wsp);
+  return 0;
+}
+
+
+/* Node state flags */
+#define _WSNF_NULL     0x01	/* null node (a noop) */
+#define _WSNF_WORD     0x02	/* node contains word in v.word */
+#define _WSNF_QUOTE    0x04	/* text is quoted */
+#define _WSNF_NOEXPAND 0x08	/* text is not subject to expansion */
+#define _WSNF_JOIN     0x10	/* node must be joined with the next node */
+#define _WSNF_SEXP     0x20	/* is a sed expression */
+
+#define _WSNF_EMPTYOK  0x0100	/* special flag indicating that
+				   wordsplit_add_segm must add the
+				   segment even if it is empty */
+
+struct wordsplit_node
+{
+  struct wordsplit_node *prev;	/* Previous element */
+  struct wordsplit_node *next;	/* Next element */
+  unsigned flags;		/* Node flags */
+  union
+  {
+    struct
+    {
+      size_t beg;		/* Start of word in ws_input */
+      size_t end;		/* End of word in ws_input */
+    } segm;
+    char *word;
+  } v;
+};
+
+static const char *
+wsnode_flagstr (int flags)
+{
+  static char retbuf[6];
+  char *p = retbuf;
+
+  if (flags & _WSNF_WORD)
+    *p++ = 'w';
+  else if (flags & _WSNF_NULL)
+    *p++ = 'n';
+  else
+    *p++ = '-';
+  if (flags & _WSNF_QUOTE)
+    *p++ = 'q';
+  else
+    *p++ = '-';
+  if (flags & _WSNF_NOEXPAND)
+    *p++ = 'E';
+  else
+    *p++ = '-';
+  if (flags & _WSNF_JOIN)
+    *p++ = 'j';
+  else
+    *p++ = '-';
+  if (flags & _WSNF_SEXP)
+    *p++ = 's';
+  else
+    *p++ = '-';
+  *p = 0;
+  return retbuf;
+}
+
+static const char *
+wsnode_ptr (struct wordsplit *wsp, struct wordsplit_node *p)
+{
+  if (p->flags & _WSNF_NULL)
+    return "";
+  else if (p->flags & _WSNF_WORD)
+    return p->v.word;
+  else
+    return wsp->ws_input + p->v.segm.beg;
+}
+
+static size_t
+wsnode_len (struct wordsplit_node *p)
+{
+  if (p->flags & _WSNF_NULL)
+    return 0;
+  else if (p->flags & _WSNF_WORD)
+    return strlen (p->v.word);
+  else
+    return p->v.segm.end - p->v.segm.beg;
+}
+
+static int
+wsnode_new (struct wordsplit *wsp, struct wordsplit_node **pnode)
+{
+  struct wordsplit_node *node = calloc (1, sizeof (*node));
+  if (!node)
+    return _wsplt_nomem (wsp);
+  *pnode = node;
+  return 0;
+}
+
+static void
+wsnode_free (struct wordsplit_node *p)
+{
+  if (p->flags & _WSNF_WORD)
+    free (p->v.word);
+  free (p);
+}
+
+static void
+wsnode_append (struct wordsplit *wsp, struct wordsplit_node *node)
+{
+  node->next = NULL;
+  node->prev = wsp->ws_tail;
+  if (wsp->ws_tail)
+    wsp->ws_tail->next = node;
+  else
+    wsp->ws_head = node;
+  wsp->ws_tail = node;
+}
+
+static void
+wsnode_remove (struct wordsplit *wsp, struct wordsplit_node *node)
+{
+  struct wordsplit_node *p;
+
+  p = node->prev;
+  if (p)
+    {
+      p->next = node->next;
+      if (!node->next)
+	p->flags &= ~_WSNF_JOIN;
+    }
+  else
+    wsp->ws_head = node->next;
+
+  p = node->next;
+  if (p)
+    p->prev = node->prev;
+  else
+    wsp->ws_tail = node->prev;
+
+  node->next = node->prev = NULL;
+}
+
+static void
+wsnode_insert (struct wordsplit *wsp, struct wordsplit_node *node,
+	       struct wordsplit_node *anchor, int before)
+{
+  if (!wsp->ws_head)
+    {
+      node->next = node->prev = NULL;
+      wsp->ws_head = wsp->ws_tail = node;
+    }
+  else if (before)
+    {
+      if (anchor->prev)
+	wsnode_insert (wsp, node, anchor->prev, 0);
+      else
+	{
+	  node->prev = NULL;
+	  node->next = anchor;
+	  anchor->prev = node;
+	  wsp->ws_head = node;
+	}
+    }
+  else
+    {
+      struct wordsplit_node *p;
+
+      p = anchor->next;
+      if (p)
+	p->prev = node;
+      else
+	wsp->ws_tail = node;
+      node->next = p;
+      node->prev = anchor;
+      anchor->next = node;
+    }
+}
+
+static int
+wordsplit_add_segm (struct wordsplit *wsp, size_t beg, size_t end, int flg)
+{
+  struct wordsplit_node *node;
+  int rc;
+
+  if (end == beg && !(flg & _WSNF_EMPTYOK))
+    return 0;
+  rc = wsnode_new (wsp, &node);
+  if (rc)
+    return rc;
+  node->flags = flg & ~(_WSNF_WORD | _WSNF_EMPTYOK);
+  node->v.segm.beg = beg;
+  node->v.segm.end = end;
+  wsnode_append (wsp, node);
+  return 0;
+}
+
+static void
+wordsplit_free_nodes (struct wordsplit *wsp)
+{
+  struct wordsplit_node *p;
+
+  for (p = wsp->ws_head; p;)
+    {
+      struct wordsplit_node *next = p->next;
+      wsnode_free (p);
+      p = next;
+    }
+  wsp->ws_head = wsp->ws_tail = NULL;
+}
+
+static void
+wordsplit_dump_nodes (struct wordsplit *wsp)
+{
+  struct wordsplit_node *p;
+  int n = 0;
+
+  for (p = wsp->ws_head, n = 0; p; p = p->next, n++)
+    {
+      if (p->flags & _WSNF_WORD)
+	wsp->ws_debug ("%4d: %p: %#04x (%s):%s;",
+		       n, p, p->flags, wsnode_flagstr (p->flags), p->v.word);
+      else
+	wsp->ws_debug ("%4d: %p: %#04x (%s):%.*s;",
+		       n, p, p->flags, wsnode_flagstr (p->flags),
+		       (int) (p->v.segm.end - p->v.segm.beg),
+		       wsp->ws_input + p->v.segm.beg);
+    }
+}
+
+static int
+coalesce_segment (struct wordsplit *wsp, struct wordsplit_node *node)
+{
+  struct wordsplit_node *p, *end;
+  size_t len = 0;
+  char *buf, *cur;
+  int stop;
+
+  for (p = node; p && (p->flags & _WSNF_JOIN); p = p->next)
+    {
+      len += wsnode_len (p);
+    }
+  len += wsnode_len (p);
+  end = p;
+
+  buf = malloc (len + 1);
+  if (!buf)
+    return _wsplt_nomem (wsp);
+  cur = buf;
+
+  p = node;
+  for (stop = 0; !stop;)
+    {
+      struct wordsplit_node *next = p->next;
+      const char *str = wsnode_ptr (wsp, p);
+      size_t slen = wsnode_len (p);
+
+      memcpy (cur, str, slen);
+      cur += slen;
+      if (p != node)
+	{
+	  wsnode_remove (wsp, p);
+	  stop = p == end;
+	  wsnode_free (p);
+	}
+      p = next;
+    }
+
+  *cur = 0;
+
+  node->flags &= ~_WSNF_JOIN;
+
+  if (node->flags & _WSNF_WORD)
+    free (node->v.word);
+  else
+    node->flags |= _WSNF_WORD;
+  node->v.word = buf;
+  return 0;
+}
+
+static int
+wsnode_quoteremoval (struct wordsplit *wsp)
+{
+  struct wordsplit_node *p;
+  void (*uqfn) (char *, const char *, size_t) =
+    (wsp->ws_flags & WRDSF_CESCAPES) ?
+    wordsplit_c_unquote_copy : wordsplit_sh_unquote_copy;
+
+  for (p = wsp->ws_head; p; p = p->next)
+    {
+      const char *str = wsnode_ptr (wsp, p);
+      size_t slen = wsnode_len (p);
+      int unquote;
+
+      if (wsp->ws_flags & WRDSF_QUOTE)
+	{
+	  unquote = !(p->flags & _WSNF_NOEXPAND);
+	}
+      else
+	unquote = 0;
+
+      if (unquote)
+	{
+	  if (!(p->flags & _WSNF_WORD))
+	    {
+	      char *newstr = malloc (slen + 1);
+	      if (!newstr)
+		return _wsplt_nomem (wsp);
+	      memcpy (newstr, str, slen);
+	      newstr[slen] = 0;
+	      p->v.word = newstr;
+	      p->flags |= _WSNF_WORD;
+	    }
+
+	  if (wsp->ws_flags & WRDSF_ESCAPE)
+	    wordsplit_general_unquote_copy (p->v.word, str, slen,
+				            wsp->ws_escape);
+	  else
+	    uqfn (p->v.word, str, slen);
+	}
+    }
+  return 0;
+}
+
+static int
+wsnode_coalesce (struct wordsplit *wsp)
+{
+  struct wordsplit_node *p;
+
+  for (p = wsp->ws_head; p; p = p->next)
+    {
+      if (p->flags & _WSNF_JOIN)
+	if (coalesce_segment (wsp, p))
+	  return 1;
+    }
+  return 0;
+}
+
+static int
+wordsplit_finish (struct wordsplit *wsp)
+{
+  struct wordsplit_node *p;
+  size_t n;
+
+  n = 0;
+
+  for (p = wsp->ws_head; p; p = p->next)
+    n++;
+
+  if (alloc_space (wsp, n + 1))
+    return 1;
+
+  for (p = wsp->ws_head; p; p = p->next)
+    {
+      const char *str = wsnode_ptr (wsp, p);
+      size_t slen = wsnode_len (p);
+      char *newstr = malloc (slen + 1);
+
+      /* Assign newstr first, even if it is NULL.  This way
+         wordsplit_free will work even if we return
+         nomem later. */
+      wsp->ws_wordv[wsp->ws_offs + wsp->ws_wordc] = newstr;
+      if (!newstr)
+	return _wsplt_nomem (wsp);
+      memcpy (newstr, str, slen);
+      newstr[slen] = 0;
+
+      wsp->ws_wordc++;
+
+    }
+  wsp->ws_wordv[wsp->ws_offs + wsp->ws_wordc] = NULL;
+  return 0;
+}
+
+
+/* Variable expansion */
+static int
+node_split_prefix (struct wordsplit *wsp,
+		   struct wordsplit_node **ptail,
+		   struct wordsplit_node *node,
+		   size_t beg, size_t len, int flg)
+{
+  struct wordsplit_node *newnode;
+
+  if (len == 0)
+    return 0;
+  if (wsnode_new (wsp, &newnode))
+    return 1;
+  wsnode_insert (wsp, newnode, *ptail, 0);
+  if (node->flags & _WSNF_WORD)
+    {
+      const char *str = wsnode_ptr (wsp, node);
+      char *newstr = malloc (len + 1);
+      if (!newstr)
+	return _wsplt_nomem (wsp);
+      memcpy (newstr, str + beg, len);
+      newstr[len] = 0;
+      newnode->flags = _WSNF_WORD;
+      newnode->v.word = newstr;
+    }
+  else
+    {
+      newnode->v.segm.beg = node->v.segm.beg + beg;
+      newnode->v.segm.end = newnode->v.segm.beg + len;
+    }
+  newnode->flags |= flg;
+  *ptail = newnode;
+  return 0;
+}
+
+static int
+find_closing_cbrace (const char *str, size_t i, size_t len, size_t * poff)
+{
+  enum
+  { st_init, st_squote, st_dquote } state = st_init;
+  size_t level = 1;
+
+  for (; i < len; i++)
+    {
+      switch (state)
+	{
+	case st_init:
+	  switch (str[i])
+	    {
+	    case '{':
+	      level++;
+	      break;
+
+	    case '}':
+	      if (--level == 0)
+		{
+		  *poff = i;
+		  return 0;
+		}
+	      break;
+
+	    case '"':
+	      state = st_dquote;
+	      break;
+
+	    case '\'':
+	      state = st_squote;
+	      break;
+	    }
+	  break;
+
+	case st_squote:
+	  if (str[i] == '\'')
+	    state = st_init;
+	  break;
+
+	case st_dquote:
+	  if (str[i] == '\\')
+	    i++;
+	  else if (str[i] == '"')
+	    state = st_init;
+	  break;
+	}
+    }
+  return 1;
+}
+
+static const char *
+wordsplit_find_env (struct wordsplit *wsp, const char *name, size_t len)
+{
+  size_t i;
+
+  if (!(wsp->ws_flags & WRDSF_ENV))
+    return NULL;
+
+  if (wsp->ws_flags & WRDSF_ENV_KV)
+    {
+      /* A key-value pair environment */
+      for (i = 0; wsp->ws_env[i]; i++)
+	{
+	  size_t elen = strlen (wsp->ws_env[i]);
+	  if (elen == len && memcmp (wsp->ws_env[i], name, elen) == 0)
+	    return wsp->ws_env[i + 1];
+	  /* Skip the value.  Break the loop if it is NULL. */
+	  i++;
+	  if (wsp->ws_env[i] == NULL)
+	    break;
+	}
+    }
+  else
+    {
+      /* Usual (A=B) environment. */
+      for (i = 0; wsp->ws_env[i]; i++)
+	{
+	  size_t j;
+	  const char *var = wsp->ws_env[i];
+
+	  for (j = 0; j < len; j++)
+	    if (name[j] != var[j])
+	      break;
+	  if (j == len && var[j] == '=')
+	    return var + j + 1;
+	}
+    }
+  return NULL;
+}
+
+static int
+expvar (struct wordsplit *wsp, const char *str, size_t len,
+	struct wordsplit_node **ptail, const char **pend, int flg)
+{
+  size_t i = 0;
+  const char *defstr = NULL;
+  const char *value;
+  const char *vptr;
+  struct wordsplit_node *newnode;
+  const char *start = str - 1;
+
+  if (ISALPHA (str[0]) || str[0] == '_')
+    {
+      for (i = 1; i < len; i++)
+	if (!(ISALNUM (str[i]) || str[i] == '_'))
+	  break;
+      *pend = str + i - 1;
+    }
+  else if (str[0] == '{')
+    {
+      str++;
+      len--;
+      for (i = 1; i < len; i++)
+	if (str[i] == '}' || str[i] == ':')
+	  break;
+      if (str[i] == ':')
+	{
+	  size_t j;
+
+	  defstr = str + i + 1;
+	  if (find_closing_cbrace (str, i + 1, len, &j))
+	    {
+	      wsp->ws_errno = WRDSE_CBRACE;
+	      return 1;
+	    }
+	  *pend = str + j;
+	}
+      else if (str[i] == '}')
+	{
+	  defstr = NULL;
+	  *pend = str + i;
+	}
+      else
+	{
+	  wsp->ws_errno = WRDSE_CBRACE;
+	  return 1;
+	}
+    }
+  else
+    {
+      if (wsnode_new (wsp, &newnode))
+	return 1;
+      wsnode_insert (wsp, newnode, *ptail, 0);
+      *ptail = newnode;
+      newnode->flags = _WSNF_WORD | flg;
+      newnode->v.word = malloc (3);
+      if (!newnode->v.word)
+	return _wsplt_nomem (wsp);
+      newnode->v.word[0] = '$';
+      newnode->v.word[1] = str[0];
+      newnode->v.word[2] = 0;
+      *pend = str;
+      return 0;
+    }
+
+  /* Actually expand the variable */
+  /* str - start of the variable name
+     i   - its length
+     defstr - default replacement str */
+
+  vptr = wordsplit_find_env (wsp, str, i);
+  if (vptr)
+    {
+      value = strdup (vptr);
+      if (!value)
+	return _wsplt_nomem (wsp);
+    }
+  else if (wsp->ws_flags & WRDSF_GETVAR)
+    value = wsp->ws_getvar (str, i, wsp->ws_closure);
+  else if (wsp->ws_flags & WRDSF_UNDEF)
+    {
+      wsp->ws_errno = WRDSE_UNDEF;
+      if (wsp->ws_flags & WRDSF_SHOWERR)
+	wordsplit_perror (wsp);
+      return 1;
+    }
+  else
+    {
+      if (wsp->ws_flags & WRDSF_WARNUNDEF)
+	wsp->ws_error (_("warning: undefined variable `%.*s'"), (int) i, str);
+      if (wsp->ws_flags & WRDSF_KEEPUNDEF)
+	value = NULL;
+      else
+	value = "";
+    }
+
+  /* FIXME: handle defstr */
+  (void) defstr;
+
+  if (value)
+    {
+      if (flg & _WSNF_QUOTE)
+	{
+	  if (wsnode_new (wsp, &newnode))
+	    return 1;
+	  wsnode_insert (wsp, newnode, *ptail, 0);
+	  *ptail = newnode;
+	  newnode->flags = _WSNF_WORD | _WSNF_NOEXPAND | flg;
+	  newnode->v.word = strdup (value);
+	  if (!newnode->v.word)
+	    return _wsplt_nomem (wsp);
+	}
+      else if (*value == 0)
+	{
+	  /* Empty string is a special case */
+	  if (wsnode_new (wsp, &newnode))
+	    return 1;
+	  wsnode_insert (wsp, newnode, *ptail, 0);
+	  *ptail = newnode;
+	  newnode->flags = _WSNF_NULL;
+	}
+      else
+	{
+	  struct wordsplit ws;
+	  int i;
+
+	  ws.ws_delim = wsp->ws_delim;
+	  if (wordsplit (value, &ws,
+			 WRDSF_NOVAR | WRDSF_NOCMD | WRDSF_DELIM | WRDSF_WS))
+	    {
+	      wordsplit_free (&ws);
+	      return 1;
+	    }
+	  for (i = 0; i < ws.ws_wordc; i++)
+	    {
+	      if (wsnode_new (wsp, &newnode))
+		return 1;
+	      wsnode_insert (wsp, newnode, *ptail, 0);
+	      *ptail = newnode;
+	      newnode->flags = _WSNF_WORD |
+		_WSNF_NOEXPAND |
+		(i + 1 < ws.ws_wordc ? (flg & ~_WSNF_JOIN) : flg);
+	      newnode->v.word = strdup (ws.ws_wordv[i]);
+	      if (!newnode->v.word)
+		return _wsplt_nomem (wsp);
+	    }
+	  wordsplit_free (&ws);
+	}
+    }
+  else if (wsp->ws_flags & WRDSF_KEEPUNDEF)
+    {
+      size_t size = *pend - start + 1;
+
+      if (wsnode_new (wsp, &newnode))
+	return 1;
+      wsnode_insert (wsp, newnode, *ptail, 0);
+      *ptail = newnode;
+      newnode->flags = _WSNF_WORD | _WSNF_NOEXPAND | flg;
+      newnode->v.word = malloc (size + 1);
+      if (!newnode->v.word)
+	return _wsplt_nomem (wsp);
+      memcpy (newnode->v.word, start, size);
+      newnode->v.word[size] = 0;
+    }
+  else
+    {
+      if (wsnode_new (wsp, &newnode))
+	return 1;
+      wsnode_insert (wsp, newnode, *ptail, 0);
+      *ptail = newnode;
+      newnode->flags = _WSNF_NULL;
+    }
+  return 0;
+}
+
+static int
+node_expand_vars (struct wordsplit *wsp, struct wordsplit_node *node)
+{
+  const char *str = wsnode_ptr (wsp, node);
+  size_t slen = wsnode_len (node);
+  const char *end = str + slen;
+  const char *p;
+  size_t off = 0;
+  struct wordsplit_node *tail = node;
+
+  for (p = str; p < end; p++)
+    {
+      if (*p == '\\')
+	{
+	  p++;
+	  continue;
+	}
+      if (*p == '$')
+	{
+	  size_t n = p - str;
+
+	  if (tail != node)
+	    tail->flags |= _WSNF_JOIN;
+	  if (node_split_prefix (wsp, &tail, node, off, n, _WSNF_JOIN))
+	    return 1;
+	  p++;
+	  if (expvar (wsp, p, slen - n, &tail, &p,
+		      node->flags & (_WSNF_JOIN | _WSNF_QUOTE)))
+	    return 1;
+	  off += p - str + 1;
+	  str = p + 1;
+	}
+    }
+  if (p > str)
+    {
+      if (tail != node)
+	tail->flags |= _WSNF_JOIN;
+      if (node_split_prefix (wsp, &tail, node, off, p - str,
+			     node->flags & _WSNF_JOIN))
+	return 1;
+    }
+  if (tail != node)
+    {
+      wsnode_remove (wsp, node);
+      wsnode_free (node);
+    }
+  return 0;
+}
+
+/* Remove NULL lists */
+static void
+wsnode_nullelim (struct wordsplit *wsp)
+{
+  struct wordsplit_node *p;
+
+  for (p = wsp->ws_head; p;)
+    {
+      struct wordsplit_node *next = p->next;
+      if (p->flags & _WSNF_NULL)
+	{
+	  wsnode_remove (wsp, p);
+	  wsnode_free (p);
+	}
+      p = next;
+    }
+}
+
+static int
+wordsplit_varexp (struct wordsplit *wsp)
+{
+  struct wordsplit_node *p;
+
+  for (p = wsp->ws_head; p;)
+    {
+      struct wordsplit_node *next = p->next;
+      if (!(p->flags & _WSNF_NOEXPAND))
+	if (node_expand_vars (wsp, p))
+	  return 1;
+      p = next;
+    }
+
+  wsnode_nullelim (wsp);
+  return 0;
+}
+
+/* Strip off any leading and trailing whitespace.  This function is called
+   right after the initial scanning, therefore it assumes that every
+   node in the list is a text reference node. */
+static void
+wordsplit_trimws (struct wordsplit *wsp)
+{
+  struct wordsplit_node *p;
+
+  for (p = wsp->ws_head; p; p = p->next)
+    {
+      size_t n;
+
+      if (p->flags & _WSNF_QUOTE)
+	continue;
+
+      /* Skip leading whitespace: */
+      for (n = p->v.segm.beg; n < p->v.segm.end && ISWS (wsp->ws_input[n]);
+	   n++)
+	;
+      p->v.segm.beg = n;
+      /* Trim trailing whitespace */
+      for (n = p->v.segm.end;
+	   n > p->v.segm.beg && ISWS (wsp->ws_input[n - 1]); n--);
+      p->v.segm.end = n;
+      if (p->v.segm.beg == p->v.segm.end)
+	p->flags |= _WSNF_NULL;
+    }
+
+  wsnode_nullelim (wsp);
+}
+
+static int
+skip_sed_expr (const char *command, size_t i, size_t len)
+{
+  int state;
+
+  do
+    {
+      int delim;
+
+      if (command[i] == ';')
+	i++;
+      if (!(command[i] == 's' && i + 3 < len && ISPUNCT (command[i + 1])))
+	break;
+
+      delim = command[++i];
+      state = 1;
+      for (i++; i < len; i++)
+	{
+	  if (state == 3)
+	    {
+	      if (command[i] == delim || !ISALNUM (command[i]))
+		break;
+	    }
+	  else if (command[i] == '\\')
+	    i++;
+	  else if (command[i] == delim)
+	    state++;
+	}
+    }
+  while (state == 3 && i < len && command[i] == ';');
+  return i;
+}
+
+static size_t
+skip_delim (struct wordsplit *wsp)
+{
+  size_t start = wsp->ws_endp;
+  if (wsp->ws_flags & WRDSF_SQUEEZE_DELIMS)
+    {
+      if ((wsp->ws_flags & WRDSF_RETURN_DELIMS) &&
+	  ISDELIM (wsp, wsp->ws_input[start]))
+	{
+	  int delim = wsp->ws_input[start];
+	  do
+	    start++;
+	  while (start < wsp->ws_len && delim == wsp->ws_input[start]);
+	}
+      else
+	{
+	  do
+	    start++;
+	  while (start < wsp->ws_len && ISDELIM (wsp, wsp->ws_input[start]));
+	}
+      start--;
+    }
+
+  if (!(wsp->ws_flags & WRDSF_RETURN_DELIMS))
+    start++;
+
+  return start;
+}
+
+#define _WRDS_EOF   0
+#define _WRDS_OK    1
+#define _WRDS_ERR   2
+
+static int
+scan_qstring (struct wordsplit *wsp, size_t start, size_t * end)
+{
+  size_t j;
+  const char *command = wsp->ws_input;
+  size_t len = wsp->ws_len;
+  char q = command[start];
+
+  for (j = start + 1; j < len && command[j] != q; j++)
+    if (q == '"' && command[j] == '\\')
+      j++;
+  if (j < len && command[j] == q)
+    {
+      int flags = _WSNF_QUOTE | _WSNF_EMPTYOK;
+      if (q == '\'')
+	flags |= _WSNF_NOEXPAND;
+      if (wordsplit_add_segm (wsp, start + 1, j, flags))
+	return _WRDS_ERR;
+      *end = j;
+    }
+  else
+    {
+      wsp->ws_endp = start;
+      wsp->ws_errno = WRDSE_QUOTE;
+      if (wsp->ws_flags & WRDSF_SHOWERR)
+	wordsplit_perror (wsp);
+      return _WRDS_ERR;
+    }
+  return 0;
+}
+
+static int
+scan_word (struct wordsplit *wsp, size_t start)
+{
+  size_t len = wsp->ws_len;
+  const char *command = wsp->ws_input;
+  const char *comment = wsp->ws_comment;
+  int join = 0;
+  int flags = 0;
+
+  size_t i = start;
+
+  if (i >= len)
+    {
+      wsp->ws_errno = WRDSE_EOF;
+      return _WRDS_EOF;
+    }
+
+  start = i;
+
+  if (wsp->ws_flags & WRDSF_SED_EXPR
+      && command[i] == 's' && i + 3 < len && ISPUNCT (command[i + 1]))
+    {
+      flags = _WSNF_SEXP;
+      i = skip_sed_expr (command, i, len);
+    }
+  else if (!ISDELIM (wsp, command[i]))
+    {
+      while (i < len)
+	{
+	  if (comment && strchr (comment, command[i]) != NULL)
+	    {
+	      size_t j;
+	      for (j = i + 1; j < len && command[j] != '\n'; j++)
+		;
+	      if (wordsplit_add_segm (wsp, start, i, 0))
+		return _WRDS_ERR;
+	      wsp->ws_endp = j;
+	      return _WRDS_OK;
+	    }
+
+	  if (wsp->ws_flags & WRDSF_QUOTE)
+	    {
+	      if (command[i] == '\\')
+		{
+		  if (++i == len)
+		    break;
+		  i++;
+		  continue;
+		}
+
+	      if (((wsp->ws_flags & WRDSF_SQUOTE) && command[i] == '\'') ||
+		  ((wsp->ws_flags & WRDSF_DQUOTE) && command[i] == '"'))
+		{
+		  if (join && wsp->ws_tail)
+		    wsp->ws_tail->flags |= _WSNF_JOIN;
+		  if (wordsplit_add_segm (wsp, start, i, _WSNF_JOIN))
+		    return _WRDS_ERR;
+		  if (scan_qstring (wsp, i, &i))
+		    return _WRDS_ERR;
+		  start = i + 1;
+		  join = 1;
+		}
+	    }
+
+	  if (ISDELIM (wsp, command[i]))
+	    break;
+	  else
+	    i++;
+	}
+    }
+  else if (wsp->ws_flags & WRDSF_RETURN_DELIMS)
+    {
+      i++;
+    }
+  else if (!(wsp->ws_flags & WRDSF_SQUEEZE_DELIMS))
+    flags |= _WSNF_EMPTYOK;
+
+  if (join && i > start && wsp->ws_tail)
+    wsp->ws_tail->flags |= _WSNF_JOIN;
+  if (wordsplit_add_segm (wsp, start, i, flags))
+    return _WRDS_ERR;
+  wsp->ws_endp = i;
+  if (wsp->ws_flags & WRDSF_INCREMENTAL)
+    return _WRDS_EOF;
+  return _WRDS_OK;
+}
+
+static char quote_transtab[] = "\\\\\"\"a\ab\bf\fn\nr\rt\tv\v";
+
+int
+wordsplit_c_unquote_char (int c)
+{
+  char *p;
+
+  for (p = quote_transtab; *p; p += 2)
+    {
+      if (*p == c)
+	return p[1];
+    }
+  return c;
+}
+
+int
+wordsplit_c_quote_char (int c)
+{
+  char *p;
+
+  for (p = quote_transtab + sizeof (quote_transtab) - 2;
+       p > quote_transtab; p -= 2)
+    {
+      if (*p == c)
+	return p[-1];
+    }
+  return -1;
+}
+
+#define to_num(c) \
+  (ISDIGIT(c) ? c - '0' : (ISXDIGIT(c) ? toupper(c) - 'A' + 10 : 255 ))
+
+static int
+xtonum (int *pval, const char *src, int base, int cnt)
+{
+  int i, val;
+
+  for (i = 0, val = 0; i < cnt; i++, src++)
+    {
+      int n = *(unsigned char *) src;
+      if (n > 127 || (n = to_num (n)) >= base)
+	break;
+      val = val * base + n;
+    }
+  *pval = val;
+  return i;
+}
+
+size_t
+wordsplit_c_quoted_length (const char *str, int quote_hex, int *quote)
+{
+  size_t len = 0;
+
+  *quote = 0;
+  for (; *str; str++)
+    {
+      if (strchr (" \"", *str))
+	*quote = 1;
+
+      if (*str == ' ')
+	len++;
+      else if (*str == '"')
+	len += 2;
+      else if (*str != '\t' && *str != '\\' && ISPRINT (*str))
+	len++;
+      else if (quote_hex)
+	len += 3;
+      else
+	{
+	  if (wordsplit_c_quote_char (*str) != -1)
+	    len += 2;
+	  else
+	    len += 4;
+	}
+    }
+  return len;
+}
+
+void
+wordsplit_general_unquote_copy (char *dst, const char *src, size_t n,
+				   const char *escapable)
+{
+  int i;
+
+  for (i = 0; i < n;)
+    {
+      if (src[i] == '\\' && i < n && strchr (escapable, src[i + 1]))
+	i++;
+      *dst++ = src[i++];
+    }
+  *dst = 0;
+}
+
+void
+wordsplit_sh_unquote_copy (char *dst, const char *src, size_t n)
+{
+  int i;
+
+  for (i = 0; i < n;)
+    {
+      if (src[i] == '\\')
+	i++;
+      *dst++ = src[i++];
+    }
+  *dst = 0;
+}
+
+void
+wordsplit_c_unquote_copy (char *dst, const char *src, size_t n)
+{
+  int i = 0;
+  int c;
+
+  while (i < n)
+    {
+      if (src[i] == '\\')
+	{
+	  ++i;
+	  if (src[i] == 'x' || src[i] == 'X')
+	    {
+	      if (n - i < 2)
+		{
+		  *dst++ = '\\';
+		  *dst++ = src[i++];
+		}
+	      else
+		{
+		  int off = xtonum (&c, src + i + 1,
+				    16, 2);
+		  if (off == 0)
+		    {
+		      *dst++ = '\\';
+		      *dst++ = src[i++];
+		    }
+		  else
+		    {
+		      *dst++ = c;
+		      i += off + 1;
+		    }
+		}
+	    }
+	  else if ((unsigned char) src[i] < 128 && ISDIGIT (src[i]))
+	    {
+	      if (n - i < 1)
+		{
+		  *dst++ = '\\';
+		  *dst++ = src[i++];
+		}
+	      else
+		{
+		  int off = xtonum (&c, src + i, 8, 3);
+		  if (off == 0)
+		    {
+		      *dst++ = '\\';
+		      *dst++ = src[i++];
+		    }
+		  else
+		    {
+		      *dst++ = c;
+		      i += off;
+		    }
+		}
+	    }
+	  else
+	    *dst++ = wordsplit_c_unquote_char (src[i++]);
+	}
+      else
+	*dst++ = src[i++];
+    }
+  *dst = 0;
+}
+
+void
+wordsplit_c_quote_copy (char *dst, const char *src, int quote_hex)
+{
+  for (; *src; src++)
+    {
+      if (*src == '"')
+	{
+	  *dst++ = '\\';
+	  *dst++ = *src;
+	}
+      else if (*src != '\t' && *src != '\\' && ISPRINT (*src))
+	*dst++ = *src;
+      else
+	{
+	  char tmp[4];
+
+	  if (quote_hex)
+	    {
+	      snprintf (tmp, sizeof tmp, "%%%02X", *(unsigned char *) src);
+	      memcpy (dst, tmp, 3);
+	      dst += 3;
+	    }
+	  else
+	    {
+	      int c = wordsplit_c_quote_char (*src);
+	      *dst++ = '\\';
+	      if (c != -1)
+		*dst++ = c;
+	      else
+		{
+		  snprintf (tmp, sizeof tmp, "%03o", *(unsigned char *) src);
+		  memcpy (dst, tmp, 3);
+		  dst += 3;
+		}
+	    }
+	}
+    }
+}
+
+static int
+wordsplit_process_list (struct wordsplit *wsp, size_t start)
+{
+  if (wsp->ws_flags & WRDSF_NOSPLIT)
+    {
+      /* Treat entire input as a quoted argument */
+      if (wordsplit_add_segm (wsp, start, wsp->ws_len, _WSNF_QUOTE))
+	return wsp->ws_errno;
+    }
+  else
+    {
+      int rc;
+
+      while ((rc = scan_word (wsp, start)) == _WRDS_OK)
+	start = skip_delim (wsp);
+      /* Make sure tail element is not joinable */
+      if (wsp->ws_tail)
+	wsp->ws_tail->flags &= ~_WSNF_JOIN;
+      if (rc == _WRDS_ERR)
+	return wsp->ws_errno;
+    }
+
+  if (wsp->ws_flags & WRDSF_SHOWDBG)
+    {
+      wsp->ws_debug ("Initial list:");
+      wordsplit_dump_nodes (wsp);
+    }
+
+  if (wsp->ws_flags & WRDSF_WS)
+    {
+      /* Trim leading and trailing whitespace */
+      wordsplit_trimws (wsp);
+      if (wsp->ws_flags & WRDSF_SHOWDBG)
+	{
+	  wsp->ws_debug ("After WS trimming:");
+	  wordsplit_dump_nodes (wsp);
+	}
+    }
+
+  /* Expand variables (FIXME: & commands) */
+  if (!(wsp->ws_flags & WRDSF_NOVAR))
+    {
+      if (wordsplit_varexp (wsp))
+	{
+	  wordsplit_free_nodes (wsp);
+	  return wsp->ws_errno;
+	}
+      if (wsp->ws_flags & WRDSF_SHOWDBG)
+	{
+	  wsp->ws_debug ("Expanded list:");
+	  wordsplit_dump_nodes (wsp);
+	}
+    }
+
+  do
+    {
+      if (wsnode_quoteremoval (wsp))
+	break;
+      if (wsp->ws_flags & WRDSF_SHOWDBG)
+	{
+	  wsp->ws_debug ("After quote removal:");
+	  wordsplit_dump_nodes (wsp);
+	}
+
+      if (wsnode_coalesce (wsp))
+	break;
+
+      if (wsp->ws_flags & WRDSF_SHOWDBG)
+	{
+	  wsp->ws_debug ("Coalesced list:");
+	  wordsplit_dump_nodes (wsp);
+	}
+    }
+  while (0);
+  return wsp->ws_errno;
+}
+
+int
+wordsplit_len (const char *command, size_t length, struct wordsplit *wsp,
+               int flags)
+{
+  int rc;
+  size_t start;
+  const char *cmdptr;
+  size_t cmdlen;
+
+  if (!command)
+    {
+      if (!(flags & WRDSF_INCREMENTAL))
+	return EINVAL;
+
+      start = skip_delim (wsp);
+      if (wsp->ws_endp == wsp->ws_len)
+	{
+	  wsp->ws_errno = WRDSE_NOINPUT;
+	  if (wsp->ws_flags & WRDSF_SHOWERR)
+	    wordsplit_perror (wsp);
+	  return wsp->ws_errno;
+	}
+
+      cmdptr = wsp->ws_input + wsp->ws_endp;
+      cmdlen = wsp->ws_len - wsp->ws_endp;
+      wsp->ws_flags |= WRDSF_REUSE;
+      wordsplit_init0 (wsp);
+    }
+  else
+    {
+      cmdptr = command;
+      cmdlen = length;
+      start = 0;
+      rc = wordsplit_init (wsp, cmdptr, cmdlen, flags);
+      if (rc)
+	return rc;
+    }
+
+  if (wsp->ws_flags & WRDSF_SHOWDBG)
+    wsp->ws_debug ("Input:%.*s;", (int) cmdlen, cmdptr);
+
+  rc = wordsplit_process_list (wsp, start);
+  if (rc == 0 && (flags & WRDSF_INCREMENTAL))
+    {
+      while (!wsp->ws_head && wsp->ws_endp < wsp->ws_len)
+	{
+	  start = skip_delim (wsp);
+	  if (wsp->ws_flags & WRDSF_SHOWDBG)
+	    {
+	      cmdptr = wsp->ws_input + wsp->ws_endp;
+	      cmdlen = wsp->ws_len - wsp->ws_endp;
+	      wsp->ws_debug ("Restart:%.*s;", (int) cmdlen, cmdptr);
+	    }
+	  rc = wordsplit_process_list (wsp, start);
+	  if (rc)
+	    break;
+	}
+    }
+  if (rc)
+    {
+      wordsplit_free_nodes (wsp);
+      return rc;
+    }
+  wordsplit_finish (wsp);
+  wordsplit_free_nodes (wsp);
+  return wsp->ws_errno;
+}
+
+int
+wordsplit (const char *command, struct wordsplit *ws, int flags)
+{
+  return wordsplit_len (command, command ? strlen (command) : 0, ws,
+			   flags);
+}
+
+void
+wordsplit_free_words (struct wordsplit *ws)
+{
+  size_t i;
+
+  for (i = 0; i < ws->ws_wordc; i++)
+    {
+      char *p = ws->ws_wordv[ws->ws_offs + i];
+      if (p)
+	{
+	  free (p);
+	  ws->ws_wordv[ws->ws_offs + i] = NULL;
+	}
+    }
+  ws->ws_wordc = 0;
+}
+
+void
+wordsplit_free (struct wordsplit *ws)
+{
+  wordsplit_free_words (ws);
+  free (ws->ws_wordv);
+  ws->ws_wordv = NULL;
+}
+
+void
+wordsplit_perror (struct wordsplit *wsp)
+{
+  switch (wsp->ws_errno)
+    {
+    case WRDSE_EOF:
+      wsp->ws_error (_("no error"));
+      break;
+
+    case WRDSE_QUOTE:
+      wsp->ws_error (_("missing closing %c (start near #%lu)"),
+		     wsp->ws_input[wsp->ws_endp],
+		     (unsigned long) wsp->ws_endp);
+      break;
+
+    case WRDSE_NOSPACE:
+      wsp->ws_error (_("memory exhausted"));
+      break;
+
+    case WRDSE_NOSUPP:
+      wsp->ws_error (_("command substitution is not yet supported"));
+
+    case WRDSE_USAGE:
+      wsp->ws_error (_("invalid wordsplit usage"));
+      break;
+
+    case WRDSE_CBRACE:
+      wsp->ws_error (_("unbalanced curly brace"));
+      break;
+
+    case WRDSE_UNDEF:
+      wsp->ws_error (_("undefined variable"));
+      break;
+
+    case WRDSE_NOINPUT:
+      wsp->ws_error (_("input exhausted"));
+      break;
+
+    default:
+      wsp->ws_error (_("unknown error"));
+    }
+}
+
+const char *_wordsplit_errstr[] = {
+  N_("no error"),
+  N_("missing closing quote"),
+  N_("memory exhausted"),
+  N_("command substitution is not yet supported"),
+  N_("invalid wordsplit usage"),
+  N_("unbalanced curly brace"),
+  N_("undefined variable"),
+  N_("input exhausted")
+};
+int _wordsplit_nerrs =
+  sizeof (_wordsplit_errstr) / sizeof (_wordsplit_errstr[0]);
+
+const char *
+wordsplit_strerror (struct wordsplit *ws)
+{
+  if (ws->ws_errno < _wordsplit_nerrs)
+    return _wordsplit_errstr[ws->ws_errno];
+  return N_("unknown error");
+}
diff --git a/lib/wordsplit.h b/lib/wordsplit.h
new file mode 100644
index 0000000..e0d2559
--- /dev/null
+++ b/lib/wordsplit.h
@@ -0,0 +1,168 @@
+/* wordsplit - a word splitter
+   Copyright (C) 2009-2014, 2016 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify it
+   under the terms of the GNU General Public License as published by the
+   Free Software Foundation; either version 3 of the License, or (at your
+   option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License along
+   with this program. If not, see <http://www.gnu.org/licenses/>.
+
+   Written by Sergey Poznyakoff
+*/
+
+#ifndef __WORDSPLIT_H
+#define __WORDSPLIT_H
+
+#include <stddef.h>
+
+#if 2 < __GNUC__ + (7 <= __GNUC_MINOR__)
+# define __WORDSPLIT_ATTRIBUTE_FORMAT(spec) __attribute__ ((__format__ spec))
+#else
+# define __WORDSPLIT_ATTRIBUTE_FORMAT(spec) /* empty */
+#endif
+
+struct wordsplit
+{
+  size_t ws_wordc;
+  char **ws_wordv;
+  size_t ws_offs;
+  size_t ws_wordn;
+  int ws_flags;
+  const char *ws_delim;
+  const char *ws_comment;
+  const char *ws_escape;
+  void (*ws_alloc_die) (struct wordsplit * wsp);
+  void (*ws_error) (const char *, ...)
+    __WORDSPLIT_ATTRIBUTE_FORMAT ((__printf__, 1, 2));
+  void (*ws_debug) (const char *, ...)
+    __WORDSPLIT_ATTRIBUTE_FORMAT ((__printf__, 1, 2));
+
+  const char **ws_env;
+  const char *(*ws_getvar) (const char *, size_t, void *);
+  void *ws_closure;
+
+  const char *ws_input;
+  size_t ws_len;
+  size_t ws_endp;
+  int ws_errno;
+  struct wordsplit_node *ws_head, *ws_tail;
+};
+
+/* Wordsplit flags.  Only 2 bits of a 32-bit word remain unused.
+   It is getting crowded... */
+/* Append the words found to the array resulting from a previous
+   call. */
+#define WRDSF_APPEND            0x00000001
+/* Insert we_offs initial NULLs in the array ws_wordv.
+   (These are not counted in the returned ws_wordc.) */
+#define WRDSF_DOOFFS            0x00000002
+/* Don't do command substitution. Reserved for future use. */
+#define WRDSF_NOCMD             0x00000004
+/* The parameter p resulted from a previous call to
+   wordsplit(), and wordsplit_free() was not called. Reuse the
+   allocated storage. */
+#define WRDSF_REUSE             0x00000008
+/* Print errors */
+#define WRDSF_SHOWERR           0x00000010
+/* Consider it an error if an undefined shell variable
+   is expanded. */
+#define WRDSF_UNDEF             0x00000020
+
+/* Don't do variable expansion. */
+#define WRDSF_NOVAR             0x00000040
+/* Abort on ENOMEM error */
+#define WRDSF_ENOMEMABRT        0x00000080
+/* Trim off any leading and trailind whitespace */
+#define WRDSF_WS                0x00000100
+/* Handle single quotes */
+#define WRDSF_SQUOTE            0x00000200
+/* Handle double quotes */
+#define WRDSF_DQUOTE            0x00000400
+/* Handle quotes and escape directives */
+#define WRDSF_QUOTE             (WRDSF_SQUOTE|WRDSF_DQUOTE)
+/* Replace each input sequence of repeated delimiters with a single
+   delimiter */
+#define WRDSF_SQUEEZE_DELIMS    0x00000800
+/* Return delimiters */
+#define WRDSF_RETURN_DELIMS     0x00001000
+/* Treat sed expressions as words */
+#define WRDSF_SED_EXPR          0x00002000
+/* ws_delim field is initialized */
+#define WRDSF_DELIM             0x00004000
+/* ws_comment field is initialized */
+#define WRDSF_COMMENT           0x00008000
+/* ws_alloc_die field is initialized */
+#define WRDSF_ALLOC_DIE         0x00010000
+/* ws_error field is initialized */
+#define WRDSF_ERROR             0x00020000
+/* ws_debug field is initialized */
+#define WRDSF_DEBUG             0x00040000
+/* ws_env field is initialized */
+#define WRDSF_ENV               0x00080000
+/* ws_getvar field is initialized */
+#define WRDSF_GETVAR            0x00100000
+/* enable debugging */
+#define WRDSF_SHOWDBG           0x00200000
+/* Don't split input into words.  Useful for side effects. */
+#define WRDSF_NOSPLIT           0x00400000
+/* Keep undefined variables in place, instead of expanding them to
+   empty string */
+#define WRDSF_KEEPUNDEF         0x00800000
+/* Warn about undefined variables */
+#define WRDSF_WARNUNDEF         0x01000000
+/* Handle C escapes */
+#define WRDSF_CESCAPES          0x02000000
+
+/* ws_closure is set */
+#define WRDSF_CLOSURE           0x04000000
+/* ws_env is a Key/Value environment, i.e. the value of a variable is
+   stored in the element that follows its name. */
+#define WRDSF_ENV_KV            0x08000000
+
+/* ws_escape is set */
+#define WRDSF_ESCAPE            0x10000000
+
+/* Incremental mode */
+#define WRDSF_INCREMENTAL       0x20000000
+
+#define WRDSF_DEFFLAGS	       \
+  (WRDSF_NOVAR | WRDSF_NOCMD | \
+   WRDSF_QUOTE | WRDSF_SQUEEZE_DELIMS | WRDSF_CESCAPES)
+
+#define WRDSE_EOF        0
+#define WRDSE_QUOTE      1
+#define WRDSE_NOSPACE    2
+#define WRDSE_NOSUPP     3
+#define WRDSE_USAGE      4
+#define WRDSE_CBRACE     5
+#define WRDSE_UNDEF      6
+#define WRDSE_NOINPUT    7
+
+int wordsplit (const char *s, struct wordsplit *p, int flags);
+int wordsplit_len (const char *s, size_t len,
+		      struct wordsplit *p, int flags);
+void wordsplit_free (struct wordsplit *p);
+void wordsplit_free_words (struct wordsplit *ws);
+
+int wordsplit_c_unquote_char (int c);
+int wordsplit_c_quote_char (int c);
+size_t wordsplit_c_quoted_length (const char *str, int quote_hex,
+				  int *quote);
+void wordsplit_general_unquote_copy (char *dst, const char *src, size_t n,
+				     const char *escapable);
+void wordsplit_sh_unquote_copy (char *dst, const char *src, size_t n);
+void wordsplit_c_unquote_copy (char *dst, const char *src, size_t n);
+void wordsplit_c_quote_copy (char *dst, const char *src, int quote_hex);
+
+void wordsplit_perror (struct wordsplit *ws);
+const char *wordsplit_strerror (struct wordsplit *ws);
+
+
+#endif
diff --git a/lib/xattr-at.c b/lib/xattr-at.c
new file mode 100644
index 0000000..1bb48fa
--- /dev/null
+++ b/lib/xattr-at.c
@@ -0,0 +1,114 @@
+/* openat-style fd-relative functions for operating with extended file
+   attributes.
+
+   Copyright 2012-2014, 2016 Free Software Foundation, Inc.
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#include <config.h>
+
+#include "xattr-at.h"
+#include "openat.h"
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include <fcntl.h>
+
+#include "dirname.h" /* solely for definition of IS_ABSOLUTE_FILE_NAME */
+#include "save-cwd.h"
+
+#include "openat-priv.h"
+
+#ifdef HAVE_XATTRS
+
+/* setxattrat */
+#define AT_FUNC_NAME setxattrat
+#define AT_FUNC_F1 setxattr
+#define AT_FUNC_POST_FILE_PARAM_DECLS   , const char *name, const void *value \
+                                        , size_t size, int flags
+#define AT_FUNC_POST_FILE_ARGS          , name, value, size, flags
+#include "at-func.c"
+#undef AT_FUNC_NAME
+#undef AT_FUNC_F1
+#undef AT_FUNC_POST_FILE_PARAM_DECLS
+#undef AT_FUNC_POST_FILE_ARGS
+
+/* lsetxattrat */
+#define AT_FUNC_NAME lsetxattrat
+#define AT_FUNC_F1 lsetxattr
+#define AT_FUNC_POST_FILE_PARAM_DECLS   , const char *name, const void *value \
+                                        , size_t size, int flags
+#define AT_FUNC_POST_FILE_ARGS          , name, value, size, flags
+#include "at-func.c"
+#undef AT_FUNC_NAME
+#undef AT_FUNC_F1
+#undef AT_FUNC_POST_FILE_PARAM_DECLS
+#undef AT_FUNC_POST_FILE_ARGS
+
+/* getxattrat */
+#define AT_FUNC_NAME getxattrat
+#define AT_FUNC_RESULT ssize_t
+#define AT_FUNC_F1 getxattr
+#define AT_FUNC_POST_FILE_PARAM_DECLS   , const char *name, void *value \
+                                        , size_t size
+#define AT_FUNC_POST_FILE_ARGS          , name, value, size
+#include "at-func.c"
+#undef AT_FUNC_NAME
+#undef AT_FUNC_F1
+#undef AT_FUNC_RESULT
+#undef AT_FUNC_POST_FILE_PARAM_DECLS
+#undef AT_FUNC_POST_FILE_ARGS
+
+/* lgetxattrat */
+#define AT_FUNC_NAME lgetxattrat
+#define AT_FUNC_RESULT ssize_t
+#define AT_FUNC_F1 lgetxattr
+#define AT_FUNC_POST_FILE_PARAM_DECLS   , const char *name, void *value \
+                                        , size_t size
+#define AT_FUNC_POST_FILE_ARGS          , name, value, size
+#include "at-func.c"
+#undef AT_FUNC_NAME
+#undef AT_FUNC_F1
+#undef AT_FUNC_RESULT
+#undef AT_FUNC_POST_FILE_PARAM_DECLS
+#undef AT_FUNC_POST_FILE_ARGS
+
+/* listxattrat */
+#define AT_FUNC_NAME listxattrat
+#define AT_FUNC_RESULT ssize_t
+#define AT_FUNC_F1 listxattr
+#define AT_FUNC_POST_FILE_PARAM_DECLS   , char *list , size_t size
+#define AT_FUNC_POST_FILE_ARGS          , list , size
+#include "at-func.c"
+#undef AT_FUNC_NAME
+#undef AT_FUNC_F1
+#undef AT_FUNC_RESULT
+#undef AT_FUNC_POST_FILE_PARAM_DECLS
+#undef AT_FUNC_POST_FILE_ARGS
+
+/* llistxattrat */
+#define AT_FUNC_NAME llistxattrat
+#define AT_FUNC_RESULT ssize_t
+#define AT_FUNC_F1 llistxattr
+#define AT_FUNC_POST_FILE_PARAM_DECLS   , char *list , size_t size
+#define AT_FUNC_POST_FILE_ARGS          , list , size
+#include "at-func.c"
+#undef AT_FUNC_NAME
+#undef AT_FUNC_F1
+#undef AT_FUNC_RESULT
+#undef AT_FUNC_POST_FILE_PARAM_DECLS
+#undef AT_FUNC_POST_FILE_ARGS
+
+#endif /* HAVE_XATTRS */
diff --git a/lib/xattr-at.h b/lib/xattr-at.h
new file mode 100644
index 0000000..30e52d7
--- /dev/null
+++ b/lib/xattr-at.h
@@ -0,0 +1,74 @@
+/* Prototypes for openat-style fd-relative functions for operating with
+   extended file attributes.
+
+   Copyright 2012-2014, 2016 Free Software Foundation, Inc.
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#ifndef XATTRS_AT_H
+#define XATTRS_AT_H
+
+#include <sys/types.h>
+#if defined(HAVE_SYS_XATTR_H)
+# include <sys/xattr.h>
+#elif defined(HAVE_ATTR_XATTR_H)
+# include <attr/xattr.h>
+#endif
+
+#ifndef ENOATTR
+# define ENOATTR ENODATA        /* No such attribute */
+#endif
+
+/* These are the dir-fd-relative variants of the functions without the
+   "at" suffix.  For example, setxattrat (AT_FDCWD, path, name, value, size,
+   flags &c) is usually equivalent to setxattr (file, name, value, size,
+   flags).  For more info use the setxattr(2), getxattr(2) or listxattr(2)
+   manpages. */
+
+/* dir-fd-relative setxattr.  Operation sets the VALUE of the extended
+   attribute identified by NAME and associated with the given PATH in the
+   filesystem relatively to directory identified by DIR_FD.  See the
+   setxattr(2) manpage for the description of all parameters. */
+int setxattrat (int dir_fd, const char *path, const char *name,
+                const void *value, size_t size, int flags);
+
+/* dir-fd-relative lsetxattr.  This function is just like setxattrat,
+   except when DIR_FD and FILE specify a symlink:  lsetxattrat operates on the
+   symlink, while the setxattrat operates on the referent of the symlink.  */
+int lsetxattrat (int dir_fd, const char *path, const char *name,
+                 const void *value, size_t size, int flags);
+
+/* dir-fd-relative getxattr.  Operation gets the VALUE of the extended
+   attribute idenfified by NAME and associated with the given PATH in the
+   filesystem relatively to directory identified by DIR_FD.  For more info
+   about all parameters see the getxattr(2) manpage. */
+ssize_t getxattrat (int dir_fd, const char *path, const char *name,
+                    void *value, size_t size);
+
+/* dir-fd-relative lgetxattr.  This function is just like getxattrat,
+   except when DIR_FD and FILE specify a symlink:  lgetxattrat operates on the
+   symlink, while the getxattrat operates on the referent of the symlink.  */
+ssize_t lgetxattrat (int dir_fd, const char *path, const char *name,
+                     void *value, size_t size);
+
+/* dir-fd-relative listxattr.  Obtain the list of extended attrubtes names.  For
+   more info see the listxattr(2) manpage. */
+ssize_t listxattrat (int dir_fd, const char *path, char *list, size_t size);
+
+/* dir-fd-relative llistxattr.  This function is just like listxattrat,
+   except when DIR_FD and FILE specify a symlink:  llistxattr operates on the
+   symlink, while the listxattrat operates on the referent of the symlink.  */
+ssize_t llistxattrat (int dir_fd, const char *path, char *list, size_t size);
+
+#endif /* XATTRS_AT_H */