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Diffstat (limited to 'source4/build/m4/rewrite.m4')
| -rw-r--r-- | source4/build/m4/rewrite.m4 | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/source4/build/m4/rewrite.m4 b/source4/build/m4/rewrite.m4 index c906af8b10..268b07b297 100644 --- a/source4/build/m4/rewrite.m4 +++ b/source4/build/m4/rewrite.m4 @@ -971,6 +971,11 @@ fi # Check for comparison_fn_t AC_CACHE_CHECK([for comparison_fn_t],samba_cv_HAVE_COMPARISON_FN_T,[ AC_TRY_COMPILE([ +/* Enable GNU extensions on systems that have them */ +/* as comparison_fn_t is defined under __USE_GNU on these */ +#ifndef _GNU_SOURCE +# define _GNU_SOURCE +#endif #include <stdlib.h> int list_find(const void *needle, const void *base, size_t nmemb, size_t size, comparison_fn_t comp_fn) |