diff --git a/usr.bin/install/install.h b/usr.bin/install/install.h
deleted file mode 100644
index 853add3..0000000
--- a/usr.bin/install/install.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/*
- * Copyright 1996 Devin Reade <gdr@myrias.com>.
- * All rights reserved.
- *
- * For copying and distribution information, see the file "COPYING"
- * accompanying this file.
- *
- * $Id: install.h,v 1.2 1996/09/03 03:54:59 gdr Exp $
- */
-
-#ifndef __GSOS__
-#include <gsos.h>
-#endif
-
-/* these are from libc */
-extern GSString255Ptr __C2GSMALLOC (char *s);
-extern char * __GS2CMALLOC (GSString255Ptr g);
-extern char * __GS2C (char *s, GSString255Ptr g);
-extern int _mapErr (int err);