$NetBSD: patch-aa,v 1.7 2014/05/09 15:28:53 sborrill Exp $

--- src/fping.c.orig	2014-05-04 21:33:12.000000000 +0100
+++ src/fping.c	2014-05-09 16:25:45.000000000 +0100
@@ -1521,8 +1521,10 @@
 
     ip = ( struct ip* )buffer;
 #ifndef IPV6
-#if defined( __alpha__ ) && __STDC__ && !defined( __GLIBC__ )
+#if defined( __alpha__ ) && __STDC__ && !defined( __GLIBC__ ) && !defined( __NetBSD__ )
     /* The alpha headers are decidedly broken.
+     * XXX _WHAT_ 'alpha'? OSF? True64? Linux?... Certainly not NetBSD
+     * XXX If defining for a particular broken OS then _include the OS_.
      * Using an ANSI compiler, it provides ip_vhl instead of ip_hl and
      * ip_v.  So, to get ip_hl, we mask off the bottom four bits.
      */