> $(BIN_TO_HEX): CC=$(BUILD_CC) > -$(BIN_TO_HEX): CFLAGS=$(BUILD_CFLAGS) > +$(BIN_TO_HEX): CFLAGS+=$(BUILD_CFLAGS) > $(BIN_TO_HEX): LDFLAGS= Are you sure? CFLAGS will include stuff for $host (eg, -m64 for a 64-bit host machine). Cheers, Jeremy