gdk-pixbuf: enable gir

srcpkgs/gdk-pixbuf/template

@@ -1,12 +1,12 @@
 # Template file for 'gdk-pixbuf'
 pkgname=gdk-pixbuf
 version=2.38.0
-revision=1
+revision=2
 build_style=meson
+build_helper="gir"
 configure_args="-Dgir=$(vopt_if gir true false) -Djasper=false
  -Dpng=true -Dx11=true -Dinstalled_tests=false"
-hostmakedepends="gettext-devel glib-devel pkg-config
- $(vopt_if gir 'gobject-introspection') libxslt docbook-xsl"
+hostmakedepends="gettext-devel glib-devel pkg-config libxslt docbook-xsl"
 makedepends="libX11-devel libglib-devel libpng-devel tiff-devel
  shared-mime-info"
 short_desc="Image loading library for The GTK+ toolkit (v2)"
@@ -22,10 +22,14 @@ build_options="gir"
 # Disable gir for cross builds.
 if [ "$CROSS_BUILD" ]; then
 	hostmakedepends+=" gdk-pixbuf-devel"
-else
-	build_options_default="gir"
 fi
 
+case "$XBPS_TARGET_MACHINE" in
+	x86_64-musl) build_options_default+=" gir" ;;
+	*-musl) ;;
+	*) build_options_default+=" gir" ;;
+esac
+
 pre_configure() {
 	if [ "$CROSS_BUILD" ]; then
 		touch gdk-pixbuf/loaders.cache