define 'debug' .. mostly cosmetic fix

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@96 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/root/sbin/wifi b/root/sbin/wifi
index b63912d..03ec66e 100755 (executable)
--- a/root/sbin/wifi
+++ b/root/sbin/wifi
@@ -1,4 +1,5 @@
 #!/bin/ash
+  alias debug=${DEBUG:-:}
   debug "### wifi $1 ###"
   if=$(awk 'sub(":","") {print $1}' /proc/net/wireless)
   $DEBUG wlconf $if $1