package/matchbox-panel: fix build with NLS

Fixes:
 - http://autobuild.buildroot.org/results/3e72c2c2baae3a70fb5145b1b09a1f3716e4bce2

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/matchbox-panel/matchbox-panel.mk

@@ -10,7 +10,8 @@ MATCHBOX_PANEL_SOURCE = matchbox-panel-$(MATCHBOX_PANEL_VERSION).tar.bz2
 MATCHBOX_PANEL_SITE = http://downloads.yoctoproject.org/releases/matchbox/matchbox-panel/$(MATCHBOX_PANEL_VERSION_MAJOR)
 MATCHBOX_PANEL_LICENSE = GPL-2.0+
 MATCHBOX_PANEL_LICENSE_FILES = COPYING
-MATCHBOX_PANEL_DEPENDENCIES = matchbox-lib
+MATCHBOX_PANEL_DEPENDENCIES = matchbox-lib $(TARGET_NLS_DEPENDENCIES)
+MATCHBOX_PANEL_CONF_ENV = LIBS=$(TARGET_NLS_LIBS)
 MATCHBOX_PANEL_CONF_OPTS = --enable-expat --enable-dnotify
 
 ifeq ($(BR2_PACKAGE_MATCHBOX_STARTUP_MONITOR),y)