diff --git a/errno/GNUmakefile b/errno/GNUmakefile
index 2dfaf25..63e78f0 100644
--- a/errno/GNUmakefile
+++ b/errno/GNUmakefile
@@ -1,3 +1,10 @@
+# $Id: GNUmakefile,v 1.2 1998-05-31 01:20:06 hjp Exp $
+# $Log: GNUmakefile,v $
+# Revision 1.2  1998-05-31 01:20:06  hjp
+# GNUmakerules split into GNUmakerules and GNUmakevars.
+#
+
+include GNUmakevars
 include GNUmakerules
 
 all: errno