NAME: SetFAttr

     USE: Sets the attributes of a file that has been assigned but
          has not been opened.  Errors are reported through DosError.


                         ReadOnly    = $01;
                         Hidden      = $02;
                         SysFile     = $04;
                         VolumeID    = $08;
                         Directory   = $10;
                         Archive     = $20;
                         AnyFile     = $3F;


     DEPENDENCY:  The DOS unit must be used placed in the uses section.

     SYNTAX: SetFAttr(Var FileVariable, AttributeValue : Byte);