git: kernel/libc: Remove sigstack() remains.

[Sascha Wildner]

commit f29ea48f7a62b011be75119d46acd81bee2dd8ee
Author: Sascha Wildner <saw at online.de>
Date:   Thu Oct 11 14:44:46 2018 +0200

    kernel/libc: Remove sigstack() remains.
    
    There is no sigstack() syscall anymore in DragonFly, besides being
    obsolete, so remove some remains like the manual page and prototype,
    and do some related cleanup.

Summary of changes:
 Makefile_upgrade.inc       |  1 +
 include/signal.h           |  3 ---
 lib/libc/sys/Makefile.inc  |  2 +-
 lib/libc/sys/sigaltstack.2 |  2 +-
 lib/libc/sys/sigstack.2    | 51 ----------------------------------------------
 sys/kern/init_sysent.c     |  2 +-
 sys/kern/syscalls.c        |  2 +-
 sys/kern/syscalls.master   |  3 +--
 sys/sys/signal.h           | 10 ---------
 sys/sys/syscall.h          |  2 +-
 sys/sys/sysproto.h         |  8 --------
 11 files changed, 7 insertions(+), 79 deletions(-)
 delete mode 100644 lib/libc/sys/sigstack.2

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/f29ea48f7a62b011be75119d46acd81bee2dd8ee


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