buildrump.sh now adds MKNLS=no to mk.conf, so remove unnecessary patch
genassym is now produced by buildrump.sh, so remove local patch
NetBSD src for "kernel", checkout.sh rev 9eea2b91801e8a5b0022887b521da27e0af147ea
Merge branch 'kernel-src-clean' into kernel-src
Merge branch 'kernel-src' into appstack-src