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Subject: Re: [9front] [patch] nusb/ether followup to cs 8387
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ok, but it nusbrc can be solved much simpler:

diff -r 4dfbef4fa4ac rc/bin/nusbrc
--- a/rc/bin/nusbrc	Sat Apr 03 19:32:47 2021 +0200
+++ b/rc/bin/nusbrc	Thu Apr 08 21:49:21 2021 +0200
@@ -13,6 +13,8 @@
 		switch($4){
 		case *01
 			nusb/audio $id
+		case ff0202
+			# RNDIS; handled by /sys/src/9/boot/nusbrc
 		case *02
 			# serial and ethernet
 			nusb/serial $id

it is not clear to me why the test -d is needed in cpurc. 
you ust want to silence the error message from cat?

--
cinap