--- ./growisofs.c.orig	2008-03-04 03:15:03.000000000 -0600
+++ ./growisofs.c	2018-09-18 18:45:29.640059861 -0500
@@ -441,6 +441,7 @@
 #include <fcntl.h>
 #include <sys/types.h>
 #include <sys/stat.h>
+#include <sys/sysmacros.h>
 #include <assert.h>
 #include "mp.h"