TARGET_VENDOR = "${BUILD_VENDOR}"
TARGET_PREFIX = "${BUILD_PREFIX}"
TARGET_CC_ARCH = "${BUILD_CC_ARCH}"
+TARGET_EXEEXT = "${BUILD_EXEEXT}"
HOST_ARCH = "${BUILD_ARCH}"
HOST_OS = "${BUILD_OS}"
HOST_VENDOR = "${BUILD_VENDOR}"
HOST_PREFIX = "${BUILD_PREFIX}"
HOST_CC_ARCH = "${BUILD_CC_ARCH}"
+HOST_EXEEXT = "${BUILD_EXEEXT}"
CPPFLAGS = "${BUILD_CPPFLAGS}"
CFLAGS = "${BUILD_CFLAGS}"