OS/360 Object File Format
In contrast , it has been superseded by the GOFF file format on the MVS Operating System ( the follow-on to the OS/360 Operating System ) and on the z/VM Operating System ( the follow-on to the VM/370 Operating System ) . 
<triplet> MVS <subj> OS/360 <obj> replaces <triplet> z/VM <subj> VM/370 <obj> replaces