[PATCH] sysconf.3: Document _SC_NGROUPS_MAX

[Josh Triplett]

Already documented in getgroups(2), but not in sysconf(3).

Signed-off-by: Josh Triplett <josh-***@public.gmane.org>
---
man3/sysconf.3 | 3 +++
1 file changed, 3 insertions(+)

diff --git a/man3/sysconf.3 b/man3/sysconf.3
index dc1ea5c..9f6c5c0 100644
--- a/man3/sysconf.3
+++ b/man3/sysconf.3
@@ -154,6 +154,9 @@ Must not be less than
.B _POSIX_LOGIN_NAME_MAX
(9).
.TP
+.BR NGROUPS_MAX " - " _SC_NGROUPS_MAX
+Maximum number of supplementary group IDs.
+.TP
.BR "" "clock ticks - " _SC_CLK_TCK
The number of clock ticks per second.
The corresponding variable is obsolete.