DIF_SUBR_BCOPY
instr = DIF_INSTR_CALL(DIF_SUBR_BCOPY, szreg);
{ "bcopy", DT_IDENT_FUNC, 0, DIF_SUBR_BCOPY, DT_ATTR_STABCMN, DT_VERS_1_0,
case DIF_SUBR_BCOPY: {
subr == DIF_SUBR_BCOPY ||