OptimizeXPK.rexx is an ARexx script which figures out which XPK packer
library will be most efficient for a given file.  If two or more packers
come out equal in terms of space requirements, it will choose the packer
which takes the least time to unpack the file.

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                 1630    3249  50.2% -lh5- c15d Jun 25  1995 OptimizeXPK.doc
[generic]                 1534    4351  35.3% -lh5- 71de Feb 24  1995 OptimizeXPK.rexx
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         2 files    3164    7600  41.6%            Jun 27  1995