# We have to use the cross-compiler we just built to compile it.CC = gcc -b $(target)# Need those to compile binaries running on host machine.# It is configured by## configure --host=target_cpu-target_os \#	--target=host=target_cpu-target_os --build=host_cpu-host_os## That HOST stuff has to be taken care of very carefully.HOST_PREFIX=l-HOST_PREFIX_1=$(HOST_PREFIX)HOST_CC=$(CC) -b $(build)HOST_CFLAGS=$(INTERNAL_CFLAGS) $(T_CFLAGS) $(CFLAGS) $(XCFLAGS)HOST_CLIB=HOST_LDFLAGS=$(LDFLAGS)HOST_CPPFLAGS=$(ALL_CPPFLAGS)HOST_ALLOCA=$(ALLOCA)HOST_MALLOC=$(MALLOC)HOST_OBSTACK=$(OBSTACK)# Cause installation using install-build. We do nothing here.INSTALL_TARGET = install-build# Don't try to compile the things we can't compile or we have made# while making gcc with the cross-compiler.ALL = all.build