K 10
svn:author
V 6
kaktus
K 8
svn:date
V 27
2020-08-04T12:42:55.015203Z
K 7
svn:log
V 285
MFC kernel part of r351729

Add sysctlbyname system call

The two syscalls that exists in head but not in stable/12 are marked as
UNIMPL to keep the __sysctlbyname syscall number the same (570).
Userland part to be commited in about a week time.

Requested by:	mjg
Discussed with:	kib

END