OF_SET
argi = parse_args(wp, OF_SET, &setargs);
if ((what == OF_CMDLINE || what == OF_SET) && procpid == kshpid)
if (goptions[i].flags & OF_SET)
if (what == OF_SET && optc == 's') {
#define OF_ANY (OF_CMDLINE | OF_SET | OF_SPECIAL | OF_INTERNAL)