git: docs - Add manual page for sigblockall() and sigunblockall()

[Matthew Dillon]

commit ea59862c241a71dab01690c47547b91eb846f7b8
Author: Matthew Dillon <dillon at apollo.backplane.com>
Date:   Tue Nov 12 11:54:57 2019 -0800

    docs - Add manual page for sigblockall() and sigunblockall()
    
    * Add a nice manual page for sigblockall() and sigunblockall()

Summary of changes:
 lib/libc/sys/sigprocmask.2   |   4 +-
 lib/libc/upmap/Makefile.inc  |   3 ++
 lib/libc/upmap/sigblockall.3 | 123 +++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 129 insertions(+), 1 deletion(-)
 create mode 100644 lib/libc/upmap/sigblockall.3

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/ea59862c241a71dab01690c47547b91eb846f7b8


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