This is a example code for a screenmode-requester, that works
more selectiv than the asl-pendant, i.e. you can force the
screenlist to modes, that matches 800 x 600 pixels, or else.
See the comments in the source-code.

This code is publi domain; use it in your own project.

PERMISSION  UID  GID    PACKED    SIZE  RATIO METHOD CRC     STAMP     NAME
---------- ----------- ------- ------- ------ ---------- ------------ ----------
[generic]                 3183   10551  30.2% -lh5- eef5 Apr 29  1996 GetScreenMode.bb2
[generic]                 3113   10373  30.0% -lh5- 21e4 Apr 29  1996 GetScreenMode.bb2.bak
[generic]                  168    1222  13.7% -lh5- 3edb Apr 29  1996 GetScreenMode.bb2.xtra
---------- ----------- ------- ------- ------ ---------- ------------ ----------
 Total         3 files    6464   22146  29.2%            Apr 29  1996