$NetBSD: patch-ae,v 1.3 2012/10/11 18:42:19 spz Exp $

allow setting the path to wc and df via environment variable WC and DF,
respectively

--- build/bb-commands.sh.orig	2011-03-08 17:20:28.000000000 +0000
+++ build/bb-commands.sh
@@ -9,6 +9,11 @@
 
 findbin() {
 	MYP="`echo ${PATH} | sed -e 's/:/ /g'`"
+	eval _var=\"\${${ENVNAME}}\"
+	if test -n "$_var"; then
+		echo "$_var"
+		return
+	fi
 
 	for D in $MYP
 	do
@@ -31,11 +36,13 @@ do
 done
 
 # WC is special
+ENVNAME=WC
 PGM=`findbin wc | head -n 1`
 echo "WC=\"${PGM} -l\""
 echo "WCC=\"${PGM}\""
 
 # DFCMD is an alias for DF
+ENVNAME=DF
 PGM=`findbin df | head -n 1`
 echo "# DF,DFCMD and PS are for compatibility only, NOT USED by the Xymon client"
 echo "DF=\"${PGM} -Pk\""