correct /sys/lib/plumb/basic to look in the default
location for inferno module definitions.

Notes:
Tue Feb 9 14:32:01 EST 2010 geoff
    applied but replaced /sys/inferno with /usr/inferno,
    since that's the canonical name for the inferno root.


Reference: /n/sources/patch/applied/plumb-modules
Date: Fri Apr 17 18:43:14 CES 2009
Signed-off-by: a@9srv.net
Reviewed-by: geoff

--- /sys/lib/plumb/basic	Fri Apr 17 18:42:34 2009
+++ /sys/lib/plumb/basic	Fri Apr 17 18:42:33 2009
@@ -67,10 +67,10 @@
 plumb to edit
 plumb client window $editor
 
-# .m files are looked up in /sys/module and passed to edit
+# .m files are looked up in /sys/inferno/module and passed to edit
 type is text
 data matches '([a-zA-Z¡-￿0-9]+\.m)('$addr')?'
-arg isfile	/sys/module/$1
+arg isfile	/sys/inferno/module/$1
 data set	$file
 attr add	addr=$3
 plumb to edit