diff --git a/m4/fnmatch.m4 b/m4/fnmatch.m4
index 8f01c742..29a082ff 100644
--- a/m4/fnmatch.m4
+++ b/m4/fnmatch.m4
@@ -11,6 +11,7 @@ AC_DEFUN(AC_FUNC_FNMATCH,
 [AC_TRY_RUN([#include <fnmatch.h>
 main() {
   exit (fnmatch ("a*", "abc", 0) != 0
+	|| fnmatch("d*/*1", "d/s/1", FNM_FILE_NAME) != FNM_NOMATCH
 	|| fnmatch("*", "x", FNM_FILE_NAME | FNM_LEADING_DIR) != 0
 	|| fnmatch("x*", "x/y/z", FNM_FILE_NAME | FNM_LEADING_DIR) != 0
 	|| fnmatch("*c*", "c/x", FNM_FILE_NAME | FNM_LEADING_DIR) != 0);