package/mplayer: add optional giflib support

[Thomas: Use --enable-gif / --disable-gif, and do not pass
--extra-libs.]

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/mplayer/mplayer.mk

@@ -100,6 +100,13 @@ else
 MPLAYER_CONF_OPTS += --disable-live
 endif
 
+ifeq ($(BR2_PACKAGE_GIFLIB),y)
+MPLAYER_DEPENDENCIES += giflib
+MPLAYER_CONF_OPTS += --enable-gif
+else
+MPLAYER_CONF_OPTS += --disable-gif
+endif
+
 MPLAYER_DEPENDENCIES += $(if $(BR2_PACKAGE_LIBTHEORA),libtheora)
 MPLAYER_DEPENDENCIES += $(if $(BR2_PACKAGE_LIBPNG),libpng)
 MPLAYER_DEPENDENCIES += $(if $(BR2_PACKAGE_JPEG),jpeg)