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#include <stdlib.h>
#if defined(__GLIBC__) || defined(__MINGW32__) || \
defined(__NEWLIB__) || defined(__MORPHOS__)
egrep_cpp_yes
#endif
], [
CPPFLAGS="-D_GNU_SOURCE $CPPFLAGS"
AC_MSG_RESULT(yes)
], [
AC_MSG_RESULT(no)
])
case "$host_os" in
solaris*)
CPPFLAGS="-D__EXTENSIONS__ -D_POSIX_PTHREAD_SEMANTICS $CPPFLAGS"
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>
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#include <stdlib.h>
#if defined(__GLIBC__) || defined(__MINGW32__) || \
defined(__NEWLIB__) || defined(__MORPHOS__)
egrep_cpp_yes
#endif
], [
AC_MSG_RESULT(yes)
CPPFLAGS="-D_GNU_SOURCE $CPPFLAGS"
gnu_source="yes"
], [
AC_MSG_RESULT(no)
])
case "$host_os" in
solaris*)
CPPFLAGS="-D__EXTENSIONS__ -D_POSIX_PTHREAD_SEMANTICS $CPPFLAGS"
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])
AC_CHECK_HEADERS(fcntl.h dirent.h)
AC_CHECK_FUNCS([sysconf gmtime_r localtime_r nanosleep fcntl])
AC_CHECK_HEADERS(xlocale.h)
AC_CHECK_FUNCS([strtod_l strtof_l asprintf_l])
AC_CHECK_HEADERS(sys/utsname.h)
AC_CHECK_FUNCS(uname)
case "$host_os" in
amigaos*)
;;
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])
AC_CHECK_HEADERS(fcntl.h dirent.h)
AC_CHECK_FUNCS([sysconf gmtime_r localtime_r nanosleep fcntl])
AC_CHECK_HEADERS(xlocale.h)
AC_CHECK_FUNCS([strtod_l strtof_l asprintf_l])
AS_IF([test x"$gnu_source" != x"yes" -a \( \
x"$ac_cv_func_strtod_l" = x"yes" -o x"$ac_cv_func_strtof_l" = x"yes" -o \
x"$ac_cv_func_asprintf_l" = x"yes" \)], [
AC_MSG_CHECKING(whether *_l functions need _GNU_SOURCE)
AC_TRY_COMPILE([
#include <stdlib.h>
#include <stdio.h>
#include <locale.h>
#ifdef HAVE_XLOCALE_H
# include <xlocale.h>
#endif
], [
#ifdef HAVE_STRTOD_L
(void)strtod_l;
#endif
#ifdef HAVE_STRTOF_L
(void)strtof_l;
#endif
#ifdef HAVE_ASPRINTF_L
(void)asprintf_l;
#endif
], [
AC_MSG_RESULT(no)
], [
AC_MSG_RESULT(yes)
CPPFLAGS="-D_GNU_SOURCE $CPPFLAGS"
])
])
AC_CHECK_HEADERS(sys/utsname.h)
AC_CHECK_FUNCS(uname)
case "$host_os" in
amigaos*)
;;
|