PROC
error = PROC(read, dbregs, td2, &r);
error = PROC(write, dbregs, td2, &r);
error = PROC(read, fpregs, td2, &r);
error = PROC(write, fpregs, td2, &r);
error = PROC(read, regs, td2, &r);
error = PROC(write, regs, td2, &r);
FILT_ELEM(PROC)