diff --git a/setup.h_vms b/setup.h_vms
index a5ac6c71e4..56dccc58ac 100644
--- a/setup.h_vms
+++ b/setup.h_vms
@@ -1065,6 +1065,9 @@
 /* Define if you have the <X11/XKBlib.h> header file.  */
 #undef HAVE_X11_XKBLIB_H
 
+/* Define if you have the fnmatch() function */
+#undef HAVE_FNMATCH
+
 /* Define if you have the <fnmatch.h> header file.  */
 #undef HAVE_FNMATCH_H