sysconf.3: Rework RETURN VALUE description to add more detail
commit480ef6d9243f3d065ea8bab9b99fab87bfea34e6
authorMichael Kerrisk <mtk.manpages@gmail.com>
Sat, 17 Jun 2017 08:55:32 +0000 (17 10:55 +0200)
committerMichael Kerrisk <mtk.manpages@gmail.com>
Sun, 18 Jun 2017 18:29:49 +0000 (18 20:29 +0200)
treeb4884623dff2eeedae49b0d757acd4d7ba841df7
parent386732aa86b6d182970a779f14cc370ba268cf26
sysconf.3: Rework RETURN VALUE description to add more detail

Make the discussion clearer, and add a few details.
Also, fix the problem report from Pavel Tikhomirov
who noted that the man page falsely said that errno
is not changed on a successful return.

Addresses https://bugzilla.kernel.org/show_bug.cgi?id=195955

Reported-by: Pavel Tikhomirov <ptikhomirov@virtuozzo.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
man3/sysconf.3