#comment the following line if you are using SYSVDFLAG=-DBSDdohpart: ll.o hgraph.o dohpart.o system.o	g++  -O2 -o dohpart dohpart.o hgraph.o ll.o system.o -lmsystem.o: system.hpp system.cc	g++  -O2 -c -Wall ${DFLAG} system.ccll.o: ll.hpp ll.cc	g++  -O2 -c -Wall ll.cc hgraph.o: hgraph.hpp hgraph.cc	g++  -O2 -c -Wall hgraph.cc dohpart.o: dohpart.cc	g++  -O2 -c -Wall dohpart.cc