user/netifrc: deprecated fgrep message during IPv6 configuration
* Bringing up interface eth1
* Caching network module dependencies
* dhcp ... * Running dhcpcd ...no such user dhcpcd
dhcpcd-9.4.0 starting
forked to background, child pid 1920
[ ok ]
* received address
[ ok ]
* 2600:8804:6600:2::f078/64 ...fgrep: warning: fgrep is obsolescent; using grep -F
[ ok ]
* Waiting for tentative IPv6 addresses to complete DAD (5 seconds) ..
[ ok ]
Still fallout from 5d9ffc28. Noise, but should be relatively easy to fix. (Maybe there's already an upstream patch?)