pygtk: fix cross build and use generic python-config wrapper.

srcpkgs/pygtk/template

@@ -19,14 +19,10 @@ checksum=cd1c1ea265bd63ff669e92a2d3c2a88eb26bcd9e5363e0f82c896e649f206912
 
 do_configure() {
 	if [ "$CROSS_BUILD" ]; then
-		# XXX share python-config wrapper for all pkgs.
-		# create a python-config wrapper to fake --includes
-		install -m755 ${XBPS_SRCPKGDIR}/py2cairo/files/python-config ${wrksrc}
-		export PATH=${wrksrc}:$PATH
+		ln -s ${wrksrc}/.xbps/bin/python-config ${wrksrc}
 	fi
 	env PYTHON=python ./configure ${configure_args}
 }
-
 post_install() {
 	vinstall gtk/gtk-extrafuncs.defs 644 usr/share/pygtk/2.0/defs
 }