update to net/quagga

Hello

I ran into a bug with the 1.2.3 port of quagga. The bug is documented here:

https://github.com/FRRouting/frr/pull/312

This patch (inline) corrects that bug. I also updated the port to 1.2.4.
This was made against -current.

Regards

Index: Makefile
===================================================================
RCS file: /cvs/ports/net/quagga/Makefile,v
retrieving revision 1.59
diff -u -p -r1.59 Makefile
--- Makefile 12 Jul 2019 20:48:47 -0000 1.59
+++ Makefile 27 Aug 2020 00:45:03 -0000
@@ -2,7 +2,7 @@

COMMENT= multi-threaded routing daemon

-DISTNAME= quagga-1.2.3
+DISTNAME= quagga-1.2.4
REVISION= 0
CATEGORIES= net
MASTER_SITES= http://download.savannah.gnu.org/releases/quagga/
Index: distinfo
===================================================================
RCS file: /cvs/ports/net/quagga/distinfo,v
retrieving revision 1.23
diff -u -p -r1.23 distinfo
--- distinfo 16 Feb 2018 21:20:05 -0000 1.23
+++ distinfo 27 Aug 2020 00:45:03 -0000
@@ -1,2 +1,2 @@
-SHA256 (quagga-1.2.3.tar.gz) = 7iwJB6EGkCq73K9jtPKMZyQcTzOWmJ7VTae0l27srTE=
-SIZE (quagga-1.2.3.tar.gz) = 2925444
+SHA256 (quagga-1.2.4.tar.gz) = 42TAgsMwmRDh63sGi/Oe4pji8vPzGmQxpcEVGTvWU9M=
+SIZE (quagga-1.2.4.tar.gz) = 2925847
Index: patches/patch-lib_privs_c
===================================================================
RCS file: patches/patch-lib_privs_c
diff -N patches/patch-lib_privs_c
--- /dev/null 1 Jan 1970 00:00:00 -0000
+++ patches/patch-lib_privs_c 27 Aug 2020 00:45:03 -0000
@@ -0,0 +1,14 @@
+$OpenBSD$
+
+Index: lib/privs.c
+--- lib/privs.c.orig
++++ lib/privs.c
+@@ -718,7 +718,7 @@ zprivs_init(struct zebra_privs_t *zprivs)
+ if (zprivs->user)
+ {
+ ngroups = sizeof(groups);
+- if ( (ngroups = getgrouplist (zprivs->user, zprivs_state.zgid, groups, &ngroups )) < 0 )
++ if ( (getgrouplist (zprivs->user, zprivs_state.zgid, groups, &ngroups )) < 0 )
+ {
+ /* cant use log.h here as it depends on vty */
+ fprintf (stderr, "privs_init: could not getgrouplist for user %s\n",