chroot-gcc: avoid lib64 on x86_64.

srcpkgs/chroot-gcc/template

@@ -7,7 +7,7 @@ _mpc_ver=0.8.2
 
 pkgname=chroot-gcc
 version=${_majorver}.3
-revision=6
+revision=7
 wrksrc="gcc-${version}"
 homepage="http://gcc.gnu.org"
 short_desc="The GNU C Compiler suite -- for xbps-src use"
@@ -180,6 +180,11 @@ do_install() {
 	cd gcc-build
 	make DESTDIR=${DESTDIR} install
 
+	if [ -d ${DESTDIR}/usr/lib64 ]; then
+		mv ${DESTDIR}/usr/lib64/* ${DESTDIR}/usr/lib/
+		rmdir ${DESTDIR}/usr/lib
+	fi
+
 	# Make version a symlink of major version to make all versions
 	# from the same series work automagically.
 	mv ${DESTDIR}/usr/lib/gcc/${_triplet}/${version} \