libgphoto2: workaround segfault due to gettext<->musl symbol clashing.

gettext-libs defines dcngettext symbol, so does musl and print-camera-list
segfaults.

For now just disable NLS on musl until the real issue is understood
and fixed correctly.

srcpkgs/libgphoto2/template

@@ -1,7 +1,7 @@
 # Template file for 'libgphoto2'
 pkgname=libgphoto2
 version=2.5.7
-revision=1
+revision=2
 build_style=gnu-configure
 configure_args="--disable-static --disable-rpath udevscriptdir=/usr/lib/udev"
 hostmakedepends="automake libtool pkg-config gettext-devel"
@@ -17,6 +17,10 @@ checksum=7260193277bdb4c319dd8f151224f87deac9fde64cbe5d2eb25d9c19e4d09894
 if [ "$CROSS_BUILD" ]; then
 	hostmakedepends+=" libgphoto2"
 fi
+case "$XBPS_TARGET_MACHINE" in
+	# XXX
+	*-musl) configure_args+=" --disable-nls";;
+esac
 
 pre_configure() {
 	autoreconf -fi