Sets the minimum sizing limits of your shell so you can size it until
only the Size and Depth gadget are visible.  Optionally it can resize the
window borders, and set the shell to Zip down to a minimal setting when it
first opens.

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                  337     452  74.6% -lh5- a867 Jun  3  1995 min_win/MinWin
[generic]                  733    1323  55.4% -lh5- eceb Jun  3  1995 min_win/MinWin.doc
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         2 files    1070    1775  60.3%            Jun  4  1995