NAME:
  pwd
 PURPOSE:
  Print current working directory.
 DESCRIPTION:

 CATEGORY:
  Miscellaneous
 CALLING SEQUENCE:
  pwd
 INPUTS:
  None.
 OPTIONAL INPUT PARAMETERS:

 KEYWORD INPUT PARAMETERS:

 OUTPUTS:

 KEYWORD OUTPUT PARAMETERS:

 COMMON BLOCKS:

 SIDE EFFECTS:

 RESTRICTIONS:

 PROCEDURE:

 MODIFICATION HISTORY:
  1999 May 13, Written by Marc W. Buie, Lowell Observatory