--- hfsutils-3.2.6/tclhfs.c.errno	2003-04-09 21:11:39.000000000 +0200
+++ hfsutils-3.2.6/tclhfs.c	2003-04-09 21:12:08.000000000 +0200
@@ -34,6 +34,7 @@
 # include <limits.h>
 
 # include <tcl.h>
+# include <errno.h>
 
 # include "tclhfs.h"
 # include "hfs.h"