Rpath is a linker option, so prefix it with -Wl. Bump revision.

devel/autoconf/Makefile

@@ -1,10 +1,10 @@
-# $NetBSD: Makefile,v 1.86 2013/10/02 07:25:56 wiz Exp $
+# $NetBSD: Makefile,v 1.87 2014/03/06 15:41:50 joerg Exp $
 #
 # When updating this package, please update mk/gnu-config/config.guess,
 # mk/gnu-config/config.sub, and mk/gnu-config/missing as well.
 
 DISTNAME=		autoconf-2.69
-PKGREVISION=		3
+PKGREVISION=		4
 CATEGORIES=		devel
 MASTER_SITES=		${MASTER_SITE_GNU:=autoconf/}
 

devel/autoconf/distinfo

@@ -1,6 +1,7 @@
-$NetBSD: distinfo,v 1.27 2012/04/26 20:40:51 wiz Exp $
+$NetBSD: distinfo,v 1.28 2014/03/06 15:41:50 joerg Exp $
 
 SHA1 (autoconf-2.69.tar.gz) = 562471cbcb0dd0fa42a76665acf0dbb68479b78a
 RMD160 (autoconf-2.69.tar.gz) = 7b7d711535827826f32f5847095233e1e9925a29
 Size (autoconf-2.69.tar.gz) = 1927468 bytes
 SHA1 (patch-aa) = 481aec3f9d8c4b523ff27db50fccf6d219f36ffe
+SHA1 (patch-lib_autoconf_fortran.m4) = 4ac5fd71faf537b9839734a17da8d9890522252e

devel/autoconf/patches/patch-lib_autoconf_fortran.m4

@@ -0,0 +1,16 @@
+$NetBSD: patch-lib_autoconf_fortran.m4,v 1.1 2014/03/06 15:41:50 joerg Exp $
+
+--- lib/autoconf/fortran.m4.orig	2014-02-24 14:06:39.000000000 +0000
++++ lib/autoconf/fortran.m4
+@@ -692,6 +692,11 @@ while test $[@%:@] != 1; do
+ 	  done
+ 	  ;;
+ 	-[[lLR]]*)
++	    case $ac_arg in
++	    -R*)
++	        ac_arg="-Wl,$ac_arg"
++	        ;;
++	    esac
+ 	  _AC_LIST_MEMBER_IF($ac_arg, $ac_cv_[]_AC_LANG_ABBREV[]_libs, ,
+ 			     ac_cv_[]_AC_LANG_ABBREV[]_libs="$ac_cv_[]_AC_LANG_ABBREV[]_libs $ac_arg")
+ 	  ;;