Correct a bad assumption in machine.sh. It's assuming MACHINE_ARCH is equiv to

MACHINE on *BSD platforms which isn't true for cases like macppc where it's
arch is actually powerpc. So on *BSD run uname -p to get MACHINE_ARCH.

devel/bmake/distinfo

@@ -1,5 +1,6 @@
-$NetBSD: distinfo,v 1.3 2001/10/18 21:41:06 sjg Exp $
+$NetBSD: distinfo,v 1.4 2002/02/18 10:10:21 jmc Exp $
 
 SHA1 (bmake-3.1.12.tar.gz) = 423c89cf5054b5bec1af4fff7c56dc089fb9f8f3
 Size (bmake-3.1.12.tar.gz) = 299528 bytes
 SHA1 (patch-aa) = d1a2e3c5638dcf657fb91019764987e3160a2a23
+SHA1 (patch-ab) = 8d98639f68138c9de21985197a346823c448bced

devel/bmake/patches/patch-ab

@@ -0,0 +1,12 @@
+$NetBSD: patch-ab,v 1.1 2002/02/18 10:10:22 jmc Exp $
+
+--- machine.sh.orig	Mon Feb 18 10:05:46 2002
++++ machine.sh	Mon Feb 18 10:06:09 2002
+@@ -38,6 +38,7 @@
+ case $OS in
+ *BSD)
+ 	MACHINE=$OS$OSMAJOR.$machine
++	MACHINE_ARCH=`uname -p 2>/dev/null`
+ 	;;
+ SunOS)
+         MACHINE=$OS$OSMAJOR