--- ./xplsm370.c.org	Wed Jul  3 13:35:04 1996
+++ ./xplsm370.c	Thu Apr 24 13:30:56 1997
@@ -22,6 +22,7 @@
 #include <signal.h>
 #include <sys/time.h>
 #include <sys/resource.h>
+#include <sys/types.h>
 #include "s370.h"
 
 #define	DIM(x)	(sizeof(x)/sizeof(x[0]))
--- ./s370.c.org	Tue Jul  2 13:39:34 1996
+++ ./s370.c	Thu Apr 24 13:31:32 1997
@@ -7,6 +7,7 @@
 
 #include <stdio.h>
 #include <signal.h>
+#include <sys/types.h>
 #include "s370.h"
 
 typedef	enum{ FALSE=0, TRUE=1 } boolean;
