MaxFiles()

         Returns the number of DOS FILES

    Syntax:

         MaxFiles() -> nFiles

    Description:

         Returns the number of FILES loaded in the config.sys like
         numeric value.

         Be careful, this function doesn't run over the DOS Box of OS/2 1.3
         because gets the value of the list of lists of the service 52h of
         the int21h and the emulation of this service in OS/2.1 1.3 has
         some bugs

    Return:

         A numeric value with the number of DOS FILES.

    Example:

         If MaxFiles() < 20
           BoxWarning ( "I'm sorry but you must have 20 files" )
         EndIF