vdr: use the new gettext logic

This commit switches to use the new gettext logic, which involves:

 - using TARGET_NLS_DEPENDENCIES instead of hand-encoded dependencies
   on gettext/host-gettext

 - using TARGET_NLS_LIBS to force linking against libintl

 - dropping BR2_PACKAGE_GETTEXT selection

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/vdr/Config.in

@@ -7,7 +7,6 @@ config BR2_PACKAGE_VDR
 	depends on !BR2_TOOLCHAIN_USES_MUSL # _nl_msg_cat_cntr
 	depends on BR2_USE_MMU # fork()
 	depends on BR2_USE_WCHAR
-	select BR2_PACKAGE_GETTEXT if BR2_NEEDS_GETTEXT
 	select BR2_PACKAGE_FONTCONFIG
 	select BR2_PACKAGE_FREETYPE
 	select BR2_PACKAGE_JPEG

package/vdr/vdr.mk

@@ -14,7 +14,8 @@ VDR_DEPENDENCIES = \
 	freetype \
 	fontconfig \
 	jpeg \
-	libcap
+	libcap \
+	$(TARGET_NLS_DEPENDENCIES)
 
 VDR_INCLUDE_DIRS = -I$(STAGING_DIR)/usr/include/freetype2
 VDR_MAKE_FLAGS = \
@@ -22,11 +23,7 @@ VDR_MAKE_FLAGS = \
 	PLUGINLIBDIR=/usr/lib/vdr \
 	PREFIX=/usr \
 	VIDEODIR=/var/lib/vdr
-
-ifeq ($(BR2_NEEDS_GETTEXT),y)
-VDR_DEPENDENCIES += gettext
-VDR_LDFLAGS += -lintl
-endif
+VDR_LDFLAGS = $(TARGET_NLS_LIBS)
 
 ifeq ($(BR2_PACKAGE_LIBFRIBIDI),y)
 VDR_DEPENDENCIES += libfribidi