--- a/aclocal.m4	Wed Oct 24 04:39:57 2007 +0000
+++ b/aclocal.m4	Wed Oct 24 06:15:40 2007 +0000
@@ -117,6 +117,33 @@
 AC_LANG_POP(C++)
 ])
 dnl
+dnl Check for broken strptime
+dnl
+AC_DEFUN(OCTAVE_STRPTIME_BROKEN,
+[AC_CACHE_CHECK([whether strptime is broken],
+octave_cv_strptime_broken,
+[AC_LANG_PUSH(C)
+AC_RUN_IFELSE([AC_LANG_PROGRAM([[
+#define _XOPEN_SOURCE
+#if defined (HAVE_SYS_TYPES_H)
+#include <sys/types.h>
+#if defined (HAVE_UNISTD_H)
+#include <unistd.h>
+#endif
+#endif
+#include <stdio.h>
+#include <time.h>
+]], [[
+struct tm t;
+char *q = strptime ("09/13", "%m/%d/%y", &t);
+return q ? 1 : 0;
+]])], [octave_cv_strptime_broken=no], [octave_cv_strptime_broken=yes])])
+if test $octave_cv_strptime_broken = yes; then
+AC_DEFINE(OCTAVE_HAVE_BROKEN_STRPTIME, 1, [Define if strptime is broken on your system])
+fi
+AC_LANG_POP(C)
+])
+dnl
 dnl The following test is from Karl Berry's Kpathseach library.  I'm
 dnl including it here in case we someday want to make the use of
 dnl kpathsea optional.