* fsusage.m4 (gl_STATFS_TRUNCATES): Avoid unused variable.

[gnulib.git] / m4 / time_r.m4

diff --git a/m4/time_r.m4 b/m4/time_r.m4
index f8fbaf9..ac8353a 100644 (file)
--- a/m4/time_r.m4
+++ b/m4/time_r.m4
@@ -19,7 +19,8 @@ AC_DEFUN([gl_TIME_R],
        [/* We don't need to append 'restrict's to the argument types,
           even though the POSIX signature has the 'restrict's,
           since C99 says they can't affect type compatibility.  */
-       struct tm * (*ptr) (time_t const *, struct tm *) = localtime_r;],
+       struct tm * (*ptr) (time_t const *, struct tm *) = localtime_r;
+        if (ptr) return 0;],
        [gl_cv_time_r_posix=yes],
        [gl_cv_time_r_posix=no])])
   if test $gl_cv_time_r_posix = yes; then