#: 12404 S12/OS9/68000 (OSK)
    25-Sep-91  10:06:16
Sb: #12399-Long code
Fm: Kevin Darling 76703,4227
To: Bob van der Poel 76510,2203 (X)

An untaken Bcc is faster than a taken Bcc, by a couple of cycles.  So by
unrolling a testing loop like that, you speed things up a tiny amount... not by
much, but in a commonly used routine the savings can really add up.