$NetBSD$

Add NetBSD/amd64 support via compat_netbsd32(8).

--- share/bin/ozplatform.orig	2015-10-08 15:38:24.000000000 +0000
+++ share/bin/ozplatform
@@ -80,6 +80,8 @@ case $system in
    ;;
    x86_64\ Linux*)      OZARCH=linux-x86_64_32
    ;;
+   *amd64*NetBSD*)      OZARCH=netbsd-i486
+   ;;
    *)  	                OZARCH=unknown-unknown
    ;;
 esac