fixup! Add init groups.

libc/unistd/setinit.2

@@ -59,12 +59,14 @@ will fail if:
 The process specified in
 .Fa pid
 does not exist.
-.Sh SEE ALSO7
+.El
+.Sh SEE ALSO
 .Xr getpgrp 2 ,
 .Xr getsid 2 ,
-.Xr init 8
+.Xr psctl 2 ,
 .Xr setpgrp 2 ,
 .Xr setsid 2 ,
+.Xr init 8
 .Sh HISTORY
 The
 .Fn getinit

share/man/man7/following-development.7

@@ -69,6 +69,21 @@ releasing Sortix x.y, foo." to allow the maintainer to easily
 .Xr grep 1
 for it after a release.
 .Sh CHANGES
+.Ss Add init groups
+The
+.Xr setinit 2
+and
+.Xr getinit 2
+system calls have been added for nested init groups.
+The
+.Dv TIOCSCTTY
+.Xr ioctl 2
+for acquiring a controlling terminal has gained a force flag essential to
+transferring terminals into nested sessions, and the new
+.Dv TIOCUCTTY
+.Xr ioctl 2
+releases a controlling terminal.
+This is a minor compatible ABI change.
 .Ss Add tix-repository(8)
 The new
 .Xr tix-repository 8