$NetBSD$

--- machdep/nbsd-44.c~	2005-04-06 19:49:35.000000000 -0400
+++ machdep/nbsd-44.c	2008-08-02 18:35:05.000000000 -0400
@@ -36,6 +36,7 @@
 #include <signal.h>
 #include <stdlib.h>
 #include <ctype.h>
+#include <errno.h>
 
 #include <sys/resource.h>
 
