--- bash-2.02.1.orig/general.h
+++ bash-2.02.1/general.h
@@ -21,6 +21,7 @@
 #if !defined (_GENERAL_H_)
 #define _GENERAL_H_
 
+#include <sys/types.h>
 #include "stdc.h"
 
 #include "bashtypes.h"