${CXX} ${CCXXFLAGS} main.cxx -g -c -o main1.o -Os
#strip main1.o -u -s keep.exp -o main2.o
${LD} main1.o -r -x -exported_symbols_list keep.exp -o main2.o
${CXX} ${CCXXFLAGS} main.cxx -g -c -o main1.o -Os
#strip main1.o -u -s keep.exp -o main2.o
${LD} main1.o -r -x -exported_symbols_list keep.exp -o main2.o