do not set ARCH in TARGET_CONFIGURE_OPTS, hopefully fixes libx264 depend target, it just was added for openafs, which requires eventually even more rework

mk/vars.mk

@@ -168,8 +168,7 @@ TARGET_CONFIGURE_OPTS=	PATH='${TARGET_PATH}' \
 			GCC='$(TARGET_CC)' \
 			CXX='$(TARGET_CXX)' \
 			CROSS='$(TARGET_CROSS)' \
-			CROSS_COMPILE='$(TARGET_CROSS)' \
-			ARCH=${ARCH}
+			CROSS_COMPILE='$(TARGET_CROSS)'
 
 HOST_CONFIGURE_OPTS=	CC_FOR_BUILD='${CC_FOR_BUILD}' \
 			CPPFLAGS_FOR_BUILD='${CPPFLAGS_FOR_BUILD}' \