Merge commit 'upstream/0.9.3'

1 files changed, 497 insertions, 49 deletions

diff --git a/config.h.in b/config.h.in
index 115612b..4bf512d 100644
--- a/config.h.in
+++ b/config.h.in
@@ -47,7 +47,7 @@
 /* Define as the word index where to find the sign of 'double'. */
 #undef DBL_SIGNBIT_WORD
 
-/* Define to 1 if the package shall run at any location in the filesystem. */
+/* Define to 1 if the package shall run at any location in the file system. */
 #undef ENABLE_RELOCATABLE
 
 /* Define as the bit index in the word where to find bit 0 of the exponent of
@@ -63,52 +63,117 @@
 /* Define as the word index where to find the sign of 'float'. */
 #undef FLT_SIGNBIT_WORD
 
-/* Define to 1 when using the gnulib module open. */
-#undef GNULIB_OPEN
+/* Define to 1 when the gnulib module environ should be tested. */
+#undef GNULIB_TEST_ENVIRON
 
-/* Define to 1 when using the gnulib module uninorm/u16-normalize. */
-#undef GNULIB_UNINORM_U16_NORMALIZE
+/* Define to 1 when the gnulib module frexpl should be tested. */
+#undef GNULIB_TEST_FREXPL
 
-/* Define to 1 when using the gnulib module uninorm/u32-normalize. */
-#undef GNULIB_UNINORM_U32_NORMALIZE
+/* Define to 1 when the gnulib module getpagesize should be tested. */
+#undef GNULIB_TEST_GETPAGESIZE
 
-/* Define to 1 when using the gnulib module uninorm/u8-normalize. */
-#undef GNULIB_UNINORM_U8_NORMALIZE
+/* Define to 1 when the gnulib module malloc-posix should be tested. */
+#undef GNULIB_TEST_MALLOC_POSIX
 
-/* Define to 1 when using the gnulib module unistr/u16-mbtouc. */
+/* Define to 1 when the gnulib module mbrtowc should be tested. */
+#undef GNULIB_TEST_MBRTOWC
+
+/* Define to 1 when the gnulib module mbsinit should be tested. */
+#undef GNULIB_TEST_MBSINIT
+
+/* Define to 1 when the gnulib module mbsnlen should be tested. */
+#undef GNULIB_TEST_MBSNLEN
+
+/* Define to 1 when the gnulib module memchr should be tested. */
+#undef GNULIB_TEST_MEMCHR
+
+/* Define to 1 when the gnulib module putenv should be tested. */
+#undef GNULIB_TEST_PUTENV
+
+/* Define to 1 when the gnulib module setenv should be tested. */
+#undef GNULIB_TEST_SETENV
+
+/* Define to 1 when the gnulib module signbit should be tested. */
+#undef GNULIB_TEST_SIGNBIT
+
+/* Define to 1 when the gnulib module strerror should be tested. */
+#undef GNULIB_TEST_STRERROR
+
+/* Define to 1 when the gnulib module strncat should be tested. */
+#undef GNULIB_TEST_STRNCAT
+
+/* Define to 1 when the gnulib module uninorm/u16-normalize should be tested.
+   */
+#undef GNULIB_TEST_UNINORM_U16_NORMALIZE
+
+/* Define to 1 when the gnulib module uninorm/u32-normalize should be tested.
+   */
+#undef GNULIB_TEST_UNINORM_U32_NORMALIZE
+
+/* Define to 1 when the gnulib module uninorm/u8-normalize should be tested.
+   */
+#undef GNULIB_TEST_UNINORM_U8_NORMALIZE
+
+/* Define to 1 when the gnulib module unsetenv should be tested. */
+#undef GNULIB_TEST_UNSETENV
+
+/* Define to 1 when the gnulib module wctob should be tested. */
+#undef GNULIB_TEST_WCTOB
+
+/* Define to 1 when the gnulib module wcwidth should be tested. */
+#undef GNULIB_TEST_WCWIDTH
+
+/* Define to a C preprocessor expression that evaluates to 1 or 0, depending
+   whether the gnulib module unistr/u16-mbtouc shall be considered present. */
 #undef GNULIB_UNISTR_U16_MBTOUC
 
-/* Define to 1 when using the gnulib module unistr/u16-mbtoucr. */
+/* Define to a C preprocessor expression that evaluates to 1 or 0, depending
+   whether the gnulib module unistr/u16-mbtoucr shall be considered present.
+   */
 #undef GNULIB_UNISTR_U16_MBTOUCR
 
-/* Define to 1 when using the gnulib module unistr/u16-mbtouc-unsafe. */
+/* Define to a C preprocessor expression that evaluates to 1 or 0, depending
+   whether the gnulib module unistr/u16-mbtouc-unsafe shall be considered
+   present. */
 #undef GNULIB_UNISTR_U16_MBTOUC_UNSAFE
 
-/* Define to 1 when using the gnulib module unistr/u16-uctomb. */
+/* Define to a C preprocessor expression that evaluates to 1 or 0, depending
+   whether the gnulib module unistr/u16-uctomb shall be considered present. */
 #undef GNULIB_UNISTR_U16_UCTOMB
 
-/* Define to 1 when using the gnulib module unistr/u32-mbtouc. */
+/* Define to a C preprocessor expression that evaluates to 1 or 0, depending
+   whether the gnulib module unistr/u32-mbtouc shall be considered present. */
 #undef GNULIB_UNISTR_U32_MBTOUC
 
-/* Define to 1 when using the gnulib module unistr/u32-mbtoucr. */
+/* Define to a C preprocessor expression that evaluates to 1 or 0, depending
+   whether the gnulib module unistr/u32-mbtoucr shall be considered present.
+   */
 #undef GNULIB_UNISTR_U32_MBTOUCR
 
-/* Define to 1 when using the gnulib module unistr/u32-mbtouc-unsafe. */
+/* Define to a C preprocessor expression that evaluates to 1 or 0, depending
+   whether the gnulib module unistr/u32-mbtouc-unsafe shall be considered
+   present. */
 #undef GNULIB_UNISTR_U32_MBTOUC_UNSAFE
 
-/* Define to 1 when using the gnulib module unistr/u32-uctomb. */
+/* Define to a C preprocessor expression that evaluates to 1 or 0, depending
+   whether the gnulib module unistr/u32-uctomb shall be considered present. */
 #undef GNULIB_UNISTR_U32_UCTOMB
 
-/* Define to 1 when using the gnulib module unistr/u8-mbtouc. */
+/* Define to a C preprocessor expression that evaluates to 1 or 0, depending
+   whether the gnulib module unistr/u8-mbtouc shall be considered present. */
 #undef GNULIB_UNISTR_U8_MBTOUC
 
-/* Define to 1 when using the gnulib module unistr/u8-mbtoucr. */
+/* Define to a C preprocessor expression that evaluates to 1 or 0, depending
+   whether the gnulib module unistr/u8-mbtoucr shall be considered present. */
 #undef GNULIB_UNISTR_U8_MBTOUCR
 
-/* Define to 1 when using the gnulib module unistr/u8-mbtouc-unsafe. */
+/* Define to a C preprocessor expression that evaluates to 1 or 0, depending
+   whether the gnulib module unistr/u8-mbtouc-unsafe shall be considered
+   present. */
 #undef GNULIB_UNISTR_U8_MBTOUC_UNSAFE
 
-/* Define to 1 when using the gnulib module unistr/u8-uctomb. */
+/* Define to a C preprocessor expression that evaluates to 1 or 0, depending
+   whether the gnulib module unistr/u8-uctomb shall be considered present. */
 #undef GNULIB_UNISTR_U8_UCTOMB
 
 /* Define to 1 if you have 'alloca' after including <alloca.h>, a header that
@@ -162,6 +227,14 @@
    don't. */
 #undef HAVE_DECL_GETC_UNLOCKED
 
+/* Define to 1 if you have the declaration of `program_invocation_name', and
+   to 0 if you don't. */
+#undef HAVE_DECL_PROGRAM_INVOCATION_NAME
+
+/* Define to 1 if you have the declaration of `program_invocation_short_name',
+   and to 0 if you don't. */
+#undef HAVE_DECL_PROGRAM_INVOCATION_SHORT_NAME
+
 /* Define to 1 if you have the declaration of `strerror', and to 0 if you
    don't. */
 #undef HAVE_DECL_STRERROR
@@ -185,18 +258,12 @@
 /* Define to 1 if you have the <dlfcn.h> header file. */
 #undef HAVE_DLFCN_H
 
-/* Define to 1 if you have the `dup2' function. */
-#undef HAVE_DUP2
-
 /* Define if you have the declaration of environ. */
 #undef HAVE_ENVIRON_DECL
 
 /* Define to 1 if you have the <errno.h> header file. */
 #undef HAVE_ERRNO_H
 
-/* Define to 1 if you have the <fcntl.h> header file. */
-#undef HAVE_FCNTL_H
-
 /* Define to 1 if you have the <float.h> header file. */
 #undef HAVE_FLOAT_H
 
@@ -239,6 +306,9 @@
 /* Define if the isnan(long double) function is available in libc. */
 #undef HAVE_ISNANL_IN_LIBC
 
+/* Define to 1 if you have the `iswblank' function. */
+#undef HAVE_ISWBLANK
+
 /* Define to 1 if you have the `iswcntrl' function. */
 #undef HAVE_ISWCNTRL
 
@@ -294,15 +364,361 @@
 /* Define to 1 if you have the `mprotect' function. */
 #undef HAVE_MPROTECT
 
+/* Define to 1 if you have the `newlocale' function. */
+#undef HAVE_NEWLOCALE
+
 /* Define to 1 if you have the `nl_langinfo' function. */
 #undef HAVE_NL_LANGINFO
 
 /* Define to 1 if you have the <OS.h> header file. */
 #undef HAVE_OS_H
 
+/* Define to 1 if you have the `pthread_atfork' function. */
+#undef HAVE_PTHREAD_ATFORK
+
+/* Define if the <pthread.h> defines PTHREAD_MUTEX_RECURSIVE. */
+#undef HAVE_PTHREAD_MUTEX_RECURSIVE
+
+/* Define if the POSIX multithreading library has read/write locks. */
+#undef HAVE_PTHREAD_RWLOCK
+
 /* Define to 1 if you have the <random.h> header file. */
 #undef HAVE_RANDOM_H
 
+/* Define to 1 if acosl is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_ACOSL
+
+/* Define to 1 if asinl is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_ASINL
+
+/* Define to 1 if atanl is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_ATANL
+
+/* Define to 1 if atoll is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_ATOLL
+
+/* Define to 1 if btowc is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_BTOWC
+
+/* Define to 1 if canonicalize_file_name is declared even after undefining
+   macros. */
+#undef HAVE_RAW_DECL_CANONICALIZE_FILE_NAME
+
+/* Define to 1 if ceilf is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_CEILF
+
+/* Define to 1 if ceill is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_CEILL
+
+/* Define to 1 if chown is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_CHOWN
+
+/* Define to 1 if cosl is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_COSL
+
+/* Define to 1 if dup2 is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_DUP2
+
+/* Define to 1 if dup3 is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_DUP3
+
+/* Define to 1 if duplocale is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_DUPLOCALE
+
+/* Define to 1 if endusershell is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_ENDUSERSHELL
+
+/* Define to 1 if environ is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_ENVIRON
+
+/* Define to 1 if euidaccess is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_EUIDACCESS
+
+/* Define to 1 if expl is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_EXPL
+
+/* Define to 1 if faccessat is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_FACCESSAT
+
+/* Define to 1 if fchdir is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_FCHDIR
+
+/* Define to 1 if fchownat is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_FCHOWNAT
+
+/* Define to 1 if floorf is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_FLOORF
+
+/* Define to 1 if floorl is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_FLOORL
+
+/* Define to 1 if frexpl is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_FREXPL
+
+/* Define to 1 if fsync is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_FSYNC
+
+/* Define to 1 if ftruncate is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_FTRUNCATE
+
+/* Define to 1 if getcwd is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_GETCWD
+
+/* Define to 1 if getdomainname is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_GETDOMAINNAME
+
+/* Define to 1 if getdtablesize is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_GETDTABLESIZE
+
+/* Define to 1 if getgroups is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_GETGROUPS
+
+/* Define to 1 if gethostname is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_GETHOSTNAME
+
+/* Define to 1 if getloadavg is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_GETLOADAVG
+
+/* Define to 1 if getlogin is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_GETLOGIN
+
+/* Define to 1 if getlogin_r is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_GETLOGIN_R
+
+/* Define to 1 if getpagesize is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_GETPAGESIZE
+
+/* Define to 1 if getsubopt is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_GETSUBOPT
+
+/* Define to 1 if getusershell is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_GETUSERSHELL
+
+/* Define to 1 if grantpt is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_GRANTPT
+
+/* Define to 1 if initstat_r is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_INITSTAT_R
+
+/* Define to 1 if lchown is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_LCHOWN
+
+/* Define to 1 if ldexpl is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_LDEXPL
+
+/* Define to 1 if link is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_LINK
+
+/* Define to 1 if linkat is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_LINKAT
+
+/* Define to 1 if logb is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_LOGB
+
+/* Define to 1 if logl is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_LOGL
+
+/* Define to 1 if lseek is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_LSEEK
+
+/* Define to 1 if mbrlen is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_MBRLEN
+
+/* Define to 1 if mbrtowc is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_MBRTOWC
+
+/* Define to 1 if mbsinit is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_MBSINIT
+
+/* Define to 1 if mbsnrtowcs is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_MBSNRTOWCS
+
+/* Define to 1 if mbsrtowcs is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_MBSRTOWCS
+
+/* Define to 1 if memmem is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_MEMMEM
+
+/* Define to 1 if mempcpy is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_MEMPCPY
+
+/* Define to 1 if memrchr is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_MEMRCHR
+
+/* Define to 1 if mkdtemp is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_MKDTEMP
+
+/* Define to 1 if mkostemp is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_MKOSTEMP
+
+/* Define to 1 if mkostemps is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_MKOSTEMPS
+
+/* Define to 1 if mkstemp is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_MKSTEMP
+
+/* Define to 1 if mkstemps is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_MKSTEMPS
+
+/* Define to 1 if pipe2 is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_PIPE2
+
+/* Define to 1 if pread is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_PREAD
+
+/* Define to 1 if ptsname is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_PTSNAME
+
+/* Define to 1 if random_r is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_RANDOM_R
+
+/* Define to 1 if rawmemchr is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_RAWMEMCHR
+
+/* Define to 1 if readlink is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_READLINK
+
+/* Define to 1 if readlinkat is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_READLINKAT
+
+/* Define to 1 if realpath is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_REALPATH
+
+/* Define to 1 if rmdir is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_RMDIR
+
+/* Define to 1 if round is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_ROUND
+
+/* Define to 1 if roundf is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_ROUNDF
+
+/* Define to 1 if roundl is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_ROUNDL
+
+/* Define to 1 if rpmatch is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_RPMATCH
+
+/* Define to 1 if setenv is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_SETENV
+
+/* Define to 1 if setstate_r is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_SETSTATE_R
+
+/* Define to 1 if setusershell is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_SETUSERSHELL
+
+/* Define to 1 if sinl is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_SINL
+
+/* Define to 1 if sleep is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_SLEEP
+
+/* Define to 1 if sqrtl is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_SQRTL
+
+/* Define to 1 if srandom_r is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_SRANDOM_R
+
+/* Define to 1 if stpcpy is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_STPCPY
+
+/* Define to 1 if stpncpy is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_STPNCPY
+
+/* Define to 1 if strcasestr is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_STRCASESTR
+
+/* Define to 1 if strchrnul is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_STRCHRNUL
+
+/* Define to 1 if strdup is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_STRDUP
+
+/* Define to 1 if strncat is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_STRNCAT
+
+/* Define to 1 if strndup is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_STRNDUP
+
+/* Define to 1 if strnlen is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_STRNLEN
+
+/* Define to 1 if strpbrk is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_STRPBRK
+
+/* Define to 1 if strsep is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_STRSEP
+
+/* Define to 1 if strsignal is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_STRSIGNAL
+
+/* Define to 1 if strtod is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_STRTOD
+
+/* Define to 1 if strtok_r is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_STRTOK_R
+
+/* Define to 1 if strtoll is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_STRTOLL
+
+/* Define to 1 if strtoull is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_STRTOULL
+
+/* Define to 1 if strverscmp is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_STRVERSCMP
+
+/* Define to 1 if symlink is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_SYMLINK
+
+/* Define to 1 if symlinkat is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_SYMLINKAT
+
+/* Define to 1 if tanl is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_TANL
+
+/* Define to 1 if trunc is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_TRUNC
+
+/* Define to 1 if truncf is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_TRUNCF
+
+/* Define to 1 if truncl is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_TRUNCL
+
+/* Define to 1 if ttyname_r is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_TTYNAME_R
+
+/* Define to 1 if unlink is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_UNLINK
+
+/* Define to 1 if unlinkat is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_UNLINKAT
+
+/* Define to 1 if unlockpt is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_UNLOCKPT
+
+/* Define to 1 if unsetenv is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_UNSETENV
+
+/* Define to 1 if usleep is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_USLEEP
+
+/* Define to 1 if wcrtomb is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_WCRTOMB
+
+/* Define to 1 if wcsnrtombs is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_WCSNRTOMBS
+
+/* Define to 1 if wcsrtombs is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_WCSRTOMBS
+
+/* Define to 1 if wctob is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_WCTOB
+
+/* Define to 1 if wcwidth is declared even after undefining macros. */
+#undef HAVE_RAW_DECL_WCWIDTH
+
 /* Define to 1 if you have the <search.h> header file. */
 #undef HAVE_SEARCH_H
 
@@ -324,6 +740,11 @@
 /* Define to 1 if you have the `snprintf' function. */
 #undef HAVE_SNPRINTF
 
+/* Define if the return value of the snprintf function is the number of of
+   bytes (excluding the terminating NUL) that would have been produced if the
+   buffer had been large enough. */
+#undef HAVE_SNPRINTF_RETVAL_C99
+
 /* Define to 1 if stdbool.h conforms to C99. */
 #undef HAVE_STDBOOL_H
 
@@ -394,6 +815,9 @@
 /* Define to 1 if the system has the type `unsigned long long int'. */
 #undef HAVE_UNSIGNED_LONG_LONG_INT
 
+/* Define to 1 if you have the `uselocale' function. */
+#undef HAVE_USELOCALE
+
 /* Define to 1 if you have the <wchar.h> header file. */
 #undef HAVE_WCHAR_H
 
@@ -430,6 +854,9 @@
 /* Define to 1 if O_NOFOLLOW works. */
 #undef HAVE_WORKING_O_NOFOLLOW
 
+/* Define to 1 if you have the <xlocale.h> header file. */
+#undef HAVE_XLOCALE_H
+
 /* Define to 1 if the system has the type `_Bool'. */
 #undef HAVE__BOOL
 
@@ -527,9 +954,6 @@
 /* Define to 1 if your C compiler doesn't accept -c and -o together. */
 #undef NO_MINUS_C_MINUS_O
 
-/* Define to 1 if open() fails to recognize a trailing slash. */
-#undef OPEN_TRAILING_SLASH_BUG
-
 /* Name of package */
 #undef PACKAGE
 
@@ -551,17 +975,13 @@
 /* Define to the version of this package. */
 #undef PACKAGE_VERSION
 
-/* Define to the type that is the result of default argument promotions of
-   type mode_t. */
-#undef PROMOTED_MODE_T
+/* Define if the pthread_in_use() detection is hard. */
+#undef PTHREAD_IN_USE_DETECTION_HARD
 
 /* Define to l, ll, u, ul, ull, etc., as suitable for constants of type
    'ptrdiff_t'. */
 #undef PTRDIFF_T_SUFFIX
 
-/* Define to 1 if dup2 returns 0 instead of the target fd. */
-#undef REPLACE_DUP2
-
 /* Define this to 1 if strerror is broken. */
 #undef REPLACE_STRERROR
 
@@ -593,9 +1013,36 @@
 /* Define to 1 if strerror_r returns char *. */
 #undef STRERROR_R_CHAR_P
 
+/* Define if the POSIX multithreading library can be used. */
+#undef USE_POSIX_THREADS
+
+/* Define if references to the POSIX multithreading library should be made
+   weak. */
+#undef USE_POSIX_THREADS_WEAK
+
+/* Define if the GNU Pth multithreading library can be used. */
+#undef USE_PTH_THREADS
+
+/* Define if references to the GNU Pth multithreading library should be made
+   weak. */
+#undef USE_PTH_THREADS_WEAK
+
+/* Define if the old Solaris multithreading library can be used. */
+#undef USE_SOLARIS_THREADS
+
+/* Define if references to the old Solaris multithreading library should be
+   made weak. */
+#undef USE_SOLARIS_THREADS_WEAK
+
+/* Define if the Win32 multithreading API can be used. */
+#undef USE_WIN32_THREADS
+
 /* Version number of package */
 #undef VERSION
 
+/* Define to 1 if unsetenv returns void instead of int. */
+#undef VOID_UNSETENV
+
 /* Define to l, ll, u, ul, ull, etc., as suitable for constants of type
    'wchar_t'. */
 #undef WCHAR_T_SUFFIX
@@ -676,9 +1123,6 @@
 /* Define to a type if <wchar.h> does not define. */
 #undef mbstate_t
 
-/* Define to `int' if <sys/types.h> does not define. */
-#undef mode_t
-
 /* Define as the type of the result of subtracting two pointers, if the system
    doesn't define it. */
 #undef ptrdiff_t
@@ -687,24 +1131,28 @@
    nothing if this is not supported.  Do not define if restrict is
    supported directly.  */
 #undef restrict
-/* Work around a bug in Sun C++: it does not support _Restrict, even
-   though the corresponding Sun C compiler does, which causes
-   "#define restrict _Restrict" in the previous line.  Perhaps some future
-   version of Sun C++ will work with _Restrict; if so, it'll probably
-   define __RESTRICT, just as Sun C does.  */
+/* Work around a bug in Sun C++: it does not support _Restrict or
+   __restrict__, even though the corresponding Sun C compiler ends up with
+   "#define restrict _Restrict" or "#define restrict __restrict__" in the
+   previous line.  Perhaps some future version of Sun C++ will work with
+   restrict; if so, hopefully it defines __RESTRICT like Sun C does.  */
 #if defined __SUNPRO_CC && !defined __RESTRICT
 # define _Restrict
+# define __restrict__
 #endif
 
 /* Define to `unsigned int' if <sys/types.h> does not define. */
 #undef size_t
 
-/* Define as a marker that can be attached to function parameter declarations
-   for parameters that are not used.  This helps to reduce warnings, such as
-   from GCC -Wunused-parameter.  */
+/* Define as a marker that can be attached to declarations that might not
+    be used.  This helps to reduce warnings, such as from
+    GCC -Wunused-parameter.  */
 #if __GNUC__ >= 3 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7)
-# define _UNUSED_PARAMETER_ __attribute__ ((__unused__))
+# define _GL_UNUSED __attribute__ ((__unused__))
 #else
-# define _UNUSED_PARAMETER_
+# define _GL_UNUSED
 #endif
+/* The name _UNUSED_PARAMETER_ is an earlier spelling, although the name
+   is a misnomer outside of parameter lists.  */
+#define _UNUSED_PARAMETER_ _GL_UNUSED