1CXX_SOURCES := main.cpp 2USE_LIBDL := 1 3 4a.out: lib_a lib_b 5 6include Makefile.rules 7 8lib_a: 9 $(MAKE) -f $(MAKEFILE_RULES) \ 10 DYLIB_ONLY=YES DYLIB_CXX_SOURCES=a.cpp DYLIB_NAME=load_a 11 12lib_b: 13 $(MAKE) -f $(MAKEFILE_RULES) \ 14 DYLIB_ONLY=YES DYLIB_CXX_SOURCES=b.cpp DYLIB_NAME=load_b 15 16 17