dns/nsd: fix startup

- see also: https://github.com/NLnetLabs/nsd/issues/78

PR:		244904
Submitted by:	ume
Approved by:	Jaap Akkerhuis <jaap@NLnetLabs.nl> (maintainer)

dns/nsd/Makefile

@@ -3,6 +3,7 @@
 
 PORTNAME=	nsd
 PORTVERSION=	4.3.0
+PORTREVISION=	1
 CATEGORIES=	dns
 MASTER_SITES=	http://www.nlnetlabs.nl/downloads/nsd/	\
 		ftp://ftp.rhnet.is/pub/nsd/

dns/nsd/files/patch-server.c

@@ -0,0 +1,11 @@
+--- server.c.orig	2020-03-17 10:00:17 UTC
++++ server.c
+@@ -1104,7 +1104,7 @@ set_setfib(struct nsd_socket *sock)
+ {
+ #if defined(SO_SETFIB)
+ 	if(setsockopt(sock->s, SOL_SOCKET, SO_SETFIB,
+-	              (const void *)(uintptr_t)sock->fib, sizeof(sock->fib)) == -1)
++	              (const void *)(uintptr_t)&sock->fib, sizeof(sock->fib)) == -1)
+ 	{
+ 		log_msg(LOG_ERR, "setsockopt(..., %s, %d, ...) failed: %s",
+ 		                 "SO_SETFIB", sock->fib, strerror(errno));