git: <unistd.h>: Use #if 0 for _POSIX_SAVED_IDS. Update some comments.

[Sascha Wildner]

commit ce944c63d72f2337e49a3c47917df7af54a15ad4
Author: Sascha Wildner <saw at online.de>
Date:   Fri Feb 5 13:14:51 2016 +0100

    <unistd.h>: Use #if 0 for _POSIX_SAVED_IDS. Update some comments.

Summary of changes:
 sys/sys/unistd.h | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/ce944c63d72f2337e49a3c47917df7af54a15ad4


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