Date   : Sun, 21 Nov 1982 12:09:13-PST (Sun)
From   : csuf!csuf!bytebug@Ucb-C70
Subject: Re: CP/M disk logins

The new CP/M 2.2 documentation defines the SELDSK routine, adding the
following statement:

       "The least significant bit of register E is zero if this is
        the first occurrence of the drive select since the last cold
        or warm start."