--- pax/pax.h.old	2016-10-25 19:05:17.000000000 +0000
+++ pax/pax.h	2017-07-29 14:52:09.258899166 +0000
@@ -41,6 +41,8 @@
 #ifndef MIRCPIO_PAX_H
 #define MIRCPIO_PAX_H "$MirOS: src/bin/pax/pax.h,v 1.17 2016/10/25 19:04:26 tg Exp $"
 
+#include <sys/types.h>
+
 /*
  * BSD PAX global data structures and constants.
  */