package/mplayer: Needs threads

Fixes
http://autobuild.buildroot.net/results/fc0/fc02e01514965e13ee1de8f520a5b45f63a1103e/
http://autobuild.buildroot.net/results/b9c/b9cb712b321de4528d1a8dfb9bdfb16190bb660a/
http://autobuild.buildroot.net/results/22a/22aa0367ff76a3024faec69c762a08a4a441f45f/
and others

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/mplayer/Config.in

@@ -10,12 +10,17 @@ config BR2_PACKAGE_MPLAYER_ARCH_SUPPORTS
 config BR2_PACKAGE_MPLAYER
 	bool "mplayer"
 	depends on BR2_PACKAGE_MPLAYER_ARCH_SUPPORTS
+	depends on BR2_TOOLCHAIN_HAS_THREADS
 	help
 	  MPlayer is a movie player which runs on many systems and supports
 	  many different file formats.
 
 	  http://www.mplayerhq.hu/
 
+comment "mplayer needs a toolchain w/ threads"
+	depends on BR2_PACKAGE_MPLAYER_ARCH_SUPPORTS
+	depends on !BR2_TOOLCHAIN_HAS_THREADS
+
 if BR2_PACKAGE_MPLAYER
 
 config BR2_PACKAGE_MPLAYER_MPLAYER