Drop redundant parentheses. Don't bail out on K&R promotion warnings or

pointer sign casts.

net/pim6sd/Makefile

@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.22 2012/10/23 17:18:58 asau Exp $
+# $NetBSD: Makefile,v 1.23 2013/09/10 14:37:32 joerg Exp $
 
 DISTNAME=	pim6sd-20031021a
 PKGREVISION=	1
@@ -11,6 +11,9 @@ COMMENT=	IPv6 PIM sparse mode daemon
 USE_BSD_MAKEFILE=	yes
 USE_FEATURES+=		inet6
 
+CWARNFLAGS.clang=-Wno-error=knr-promoted-parameter -Wno-error=pointer-sign
+MAKE_ENV+=	CWARNFLAGS.clang=${CWARNFLAGS.clang:Q}
+
 WRKSRC=		${WRKDIR}/${DISTNAME}/pim6sd/
 USE_TOOLS+=	lex yacc
 

net/pim6sd/distinfo

@@ -1,4 +1,4 @@
-$NetBSD: distinfo,v 1.11 2011/12/21 11:58:41 wiz Exp $
+$NetBSD: distinfo,v 1.12 2013/09/10 14:37:32 joerg Exp $
 
 SHA1 (pim6sd-20031021a.tar.gz) = 96334a3e765bebc3ad4789b47543eb0ddccf9c6e
 RMD160 (pim6sd-20031021a.tar.gz) = e285ec24eae1bf09460d20e7fff6089ed7515f3a
@@ -11,3 +11,4 @@ SHA1 (patch-ae) = bfa5245dd7c2c29d88e420559afbd13c5f9fe9a7
 SHA1 (patch-af) = 3936ade5af8b5e25cefd85810ac50b3663d0323a
 SHA1 (patch-ag) = 902312b492c53257f4e29cab90094b8734f06b97
 SHA1 (patch-cfparse.y) = 6a781cc772f6d200e55b743ea2a5d4414769f00e
+SHA1 (patch-pim6__proto.c) = 783c38e2a4c9ccf4f1a124a5b4c6a67cbc3e5dfb

net/pim6sd/patches/patch-pim6__proto.c

@@ -0,0 +1,13 @@
+$NetBSD: patch-pim6__proto.c,v 1.1 2013/09/10 14:37:32 joerg Exp $
+
+--- pim6_proto.c.orig	2013-09-10 12:22:49.000000000 +0000
++++ pim6_proto.c
+@@ -1328,7 +1328,7 @@ join_or_prune(mrtentry_ptr, upstream_rou
+     if_set     		entry_oifs;
+     mrtentry_t     	*mrtentry_grp;
+ 
+-    if ((mrtentry_ptr == NULL)) {
++    if (mrtentry_ptr == NULL) {
+ 	IF_DEBUG(DEBUG_PIM_JOIN_PRUNE)
+ 	    log_msg(LOG_DEBUG,0,"Join_or_prune : mrtentry_ptr is null");
+ 	return (PIM_ACTION_NOTHING);