--- a/etc/portmap.c
+++ b/etc/portmap.c
@@ -52,7 +52,6 @@ static	char sccsid[] = "@(#)portmap.c 1.32 87/08/06 Copyr 1984 Sun Micro";
 
 static callit();
 
-char *malloc();
 int reg_service();
 void reap();
 struct pmaplist *pmaplist;
diff --git a/rpc/xdr.c b/rpc/xdr.c
index e9c8382..f370b10 100644
--- a/rpc/xdr.c
+++ b/rpc/xdr.c
@@ -42,7 +42,6 @@ static char sccsid[] = "@(#)xdr.c 1.35 87/08/12";
  */
 
 #include <stdio.h>
-char *malloc();
 
 #include <rpc/types.h>
 #include <rpc/xdr.h>