working on the code 

rm GIANT4.f  - defined elsewhere
rm GIANT5.f  - defined elsewhere

rm  dtogcray.f 
rm A2O.f 
rm  orest_read.f 
rm  tracer.F
rm ocend.f
rm orest_write.f
rm ocean.F
rm step.f
rm oflux_read.f
rm oflux_write.f 
rm ocemon.F
rm  ocinit.F
rm ocforce.F
rm OPARAMS.F