avr-binutils: enable cross-build.

srcpkgs/avr-binutils/template

@@ -1,7 +1,7 @@
 # Template file for 'avr-binutils'
 pkgname=avr-binutils
 version=2.26
-revision=1
+revision=2
 short_desc="GNU binary utilities for AVR"
 maintainer="allan <mail@may.mooo.com>"
 homepage="http://www.gnu.org/software/binutils/"
@@ -9,9 +9,8 @@ license="GPL-3"
 distfiles="$GNU_SITE/binutils/binutils-$version.tar.gz"
 checksum=9615feddaeedc214d1a1ecd77b6697449c952eab69d79ab2125ea050e944bcc1
 wrksrc="binutils-$version"
-only_for_archs="i686 x86_64"
 
-hostmakedepends="zlib-devel"
+makedepends="zlib-devel"
 
 do_configure() {
 	./configure \
@@ -23,6 +22,8 @@ do_configure() {
 		--enable-threads \
 		--enable-install-libbfd \
 		--prefix=/usr \
+		--build=x86_64-unknown-linux-gnu \
+		--host=$XBPS_CROSS_TRIPLET \
 		--target=avr \
 		--with-pic