--- valid.c.orig	1997-06-03 10:09:49 UTC
+++ valid.c
@@ -3,6 +3,7 @@
 /*# undef		HAVE_REGEX_H*/
 # include	<stdlib.h>
 # include	<string.h>
+# include	<sys/types.h>
 # include	"pager.h"
 # include	"valid.h"
 
