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Diffstat (limited to '')
| -rw-r--r-- | m4/getopt.m4 | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/m4/getopt.m4 b/m4/getopt.m4 index ffba95e2..cfbe40f2 100644 --- a/m4/getopt.m4 +++ b/m4/getopt.m4 @@ -30,6 +30,10 @@ AC_DEFUN([gl_GETOPT_CHECK_HEADERS], AC_CHECK_HEADERS([getopt.h], [], [GETOPT_H=getopt.h]) fi + if test -z "$GETOPT_H"; then + AC_CHECK_FUNCS([getopt_long], [], [GETOPT_H=getopt.h]) + fi + dnl BSD getopt_long uses a way to reset option processing, that is different dnl from GNU and Solaris (which copied the GNU behavior). We support both dnl GNU and BSD style resetting of getopt_long(), so there's no need to use |