makeopac: make_ca_cs_g.o bhmie.o Makefile gfortran make_ca_cs_g.o bhmie.o -o makeopac make_ca_cs_g.o: make_ca_cs_g.f90 Makefile gfortran -c make_ca_cs_g.f90 bhmie.o: bhmie.f Makefile gfortran -c bhmie.f