+HOSTCXX:=g++
+HOST_CPPFLAGS:=-I$(STAGING_DIR_HOST)/include -I$(STAGING_DIR_HOST)/usr/include
+HOST_CFLAGS:=-O2 $(HOST_CPPFLAGS)
+HOST_LDFLAGS:=-L$(STAGING_DIR_HOST)/lib -L$(STAGING_DIR_HOST)/usr/lib
+
+ifeq ($(CONFIG_GCC_VERSION_4_6)$(CONFIG_EXTERNAL_TOOLCHAIN),)
+ TARGET_AR:=$(TARGET_CROSS)gcc-ar
+ TARGET_RANLIB:=$(TARGET_CROSS)gcc-ranlib
+ TARGET_NM:=$(TARGET_CROSS)gcc-nm
+else
+ TARGET_AR:=$(TARGET_CROSS)ar
+ TARGET_RANLIB:=$(TARGET_CROSS)ranlib
+ TARGET_NM:=$(TARGET_CROSS)nm
+endif
+
+BUILD_KEY=$(TOPDIR)/key-build