sys/kern [netbsd-9]: uipc_usrreq.c
tests/net/net [netbsd-9]: t_unix.c

martin: Undo ticket #2019 for now, needs more work

http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/kern/uipc_usrreq.c.diff?r1=1.194.2.3&r2=1.194.2.4
http://cvsweb.netbsd.org/bsdweb.cgi/src/tests/net/net/t_unix.c.diff?r1=1.18.2.1&r2=1.18.2.2