- AC_DEFUN([AX_PTHREAD_TIMEDJOIN_NP], [
- AC_REQUIRE([AX_PTHREAD])
- AC_CACHE_CHECK([check for pthread_timedjoin_np], [ax_cv_pthread_timedjoin_np], [
- save_LDFLAGS="$LDFLAGS"
- LDFLAGS="$PTHREAD_LIBS"
- AC_LANG_PUSH([C])
- AC_LINK_IFELSE([
- AC_LANG_PROGRAM([
-#ifndef _GNU_SOURCE
-#define _GNU_SOURCE
-#endif
-
-#include <stdlib.h>
+AC_DEFUN([AX_PTHREAD_TIMEDJOIN_NP],
+ [AC_PREREQ([2.63])dnl
+ AC_REQUIRE([AX_PTHREAD])
+ AC_CACHE_CHECK([check for pthread_timedjoin_np], [ax_cv_pthread_timedjoin_np],
+ [AX_SAVE_FLAGS
+ CFLAGS="$PTHREAD_CFLAGS"
+ LIBS="$PTHREAD_LIBS"
+ AC_LANG_PUSH([C])
+ AC_LINK_IFELSE(
+ [AC_LANG_PROGRAM(
+ [