handle i386 TARGET_SUBARCH

so we can pick the correct nptl locking impls

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

extra/Configs/Config.in

@@ -224,6 +224,10 @@ config TARGET_SUBARCH
 	default "e500" if CONFIG_E500
 	default "classic" if CONFIG_CLASSIC
 	default "sh4" if CONFIG_SH4
+	default "" if CONFIG_GENERIC_386 || CONFIG_386
+	default "i486" if CONFIG_486
+	default "i586" if CONFIG_586 || CONFIG_586MMX
+	default "i686" if TARGET_ARCH = "i386"
 	default ""
 
 source "extra/Configs/Config.in.arch"