libpcap fix before freeze

["Filip Hajny" <filip%joyent.com@localhost>]

I'd like to apply the following patch to net/libpcap, to fix missing libnsl and 
libsocket on SunOS. OK?

-F

Index: Makefile
===================================================================
RCS file: /cvsroot/pkgsrc/net/libpcap/Makefile,v
retrieving revision 1.48
diff -u -p -r1.48 Makefile
--- Makefile    12 Oct 2011 17:33:58 -0000      1.48
+++ Makefile    27 Jun 2012 07:57:11 -0000
@@ -1,6 +1,7 @@
 # $NetBSD: Makefile,v 1.48 2011/10/12 17:33:58 hans Exp $
 
 DISTNAME=      libpcap-1.1.1
+PKGREVISION=   1
 SVR4_PKGNAME=  lpcap
 CATEGORIES=    net
 MASTER_SITES=  http://www.tcpdump.org/release/
Index: distinfo
===================================================================
RCS file: /cvsroot/pkgsrc/net/libpcap/distinfo,v
retrieving revision 1.25
diff -u -p -r1.25 distinfo
--- distinfo    14 Sep 2011 17:30:04 -0000      1.25
+++ distinfo    27 Jun 2012 07:57:11 -0000
@@ -4,5 +4,5 @@ SHA1 (libpcap-1.1.1.tar.gz) = 18581af5e7
 RMD160 (libpcap-1.1.1.tar.gz) = 760159c594cc995c9e05c0cd8637a02a3b2725e2
 Size (libpcap-1.1.1.tar.gz) = 581984 bytes
 SHA1 (patch-aa) = 2a797ffee404d1cfd38e7d739796e47c514ec5c3
-SHA1 (patch-ac) = 5ef8c530b0fc49fff223ebfc7861868c0f1a1884
+SHA1 (patch-ac) = 755a3fd5d11a71ed71cebeffb209d4c7f2b91a18
 SHA1 (patch-ad) = 7f13de40a6cdaf9db68704979948450265ff961a
Index: patches/patch-ac
===================================================================
RCS file: /cvsroot/pkgsrc/net/libpcap/patches/patch-ac,v
retrieving revision 1.6
diff -u -p -r1.6 patch-ac
--- patches/patch-ac    11 Feb 2011 12:11:26 -0000      1.6
+++ patches/patch-ac    27 Jun 2012 07:57:11 -0000
@@ -49,7 +49,7 @@ $NetBSD: patch-ac,v 1.6 2011/02/11 12:11
 -      ar rc $@ $(OBJ) $(ADDLARCHIVEOBJS)
 -      $(RANLIB) $@
 +libpcap.la: $(OBJ)
-+      ${LIBTOOL} --mode=link @CC@ -rpath ${PREFIX}/lib ${LDFLAGS} $(OBJ) -o 
libpcap.la
++      ${LIBTOOL} --mode=link @CC@ -rpath ${PREFIX}/lib ${LDFLAGS} $(OBJ) 
$(LIBS) -o libpcap.la
  
  shared: libpcap.$(DYEXT)