ARM_ARCH on NetBSD/earmv6hf

[Jun Ebihara <jun%soum.co.jp@localhost>]

pkgsrc/lang/spidermonkey52: failed on NetBSD/earmv6hf

on spidermonkey/build/autoconf/arch.m4

ARM_ARCH=`${CC-cc} ${CFLAGS} -dM -E - < /dev/null | sed -n 's/.*__ARM_ARCH_\([[0-9]][[0-9]]*\).*/\1/p'` 

rpi# cc -dM -E - < /dev/null |grep ARM_ARCH 
 __ARM_ARCH_6KZ__ 1 
 __ARM_ARCH_6ZK__ 1
  :

ARM_ARCH= 6,
6

any goood sed pattern to replace?
--
Jun Ebihara