Need <netinet/in.h> for declaration.

sys/arch/powerpc/powerpc/in_cksum.c

@@ -1,4 +1,4 @@
-/*	$NetBSD: in_cksum.c,v 1.1 1996/09/30 16:34:47 ws Exp $	*/
+/*	$NetBSD: in_cksum.c,v 1.2 2000/06/08 06:50:46 kleink Exp $	*/
 
 /*
  * Copyright (C) 1995, 1996 Wolfgang Solfrank.
@@ -33,6 +33,8 @@
 #include <sys/param.h>
 #include <sys/mbuf.h>
 
+#include <netinet/in.h>
+
 /*
  * First cut for in_cksum.
  * This code is in C and should be optimized for PPC later.