NAME:
  wrcalb
 PURPOSE:
  Save contents of a calibration structure to a file.
 DESCRIPTION:

 CATEGORY:
  CCD data processing
 CALLING SEQUENCE:
  wrcalib,calib,calibfile
 INPUTS:
  calib     - anonymous structure with calibration information
                 see ldcalib.pro for description of the structure.
 OPTIONAL INPUT PARAMETERS:
  calibfile - Name of calibration file to read (default=files.cal).

 KEYWORD INPUT PARAMETERS:
  CALIBPATH - directory that calibration file should be written to
                 (default=current directory).
 OUTPUTS:

 KEYWORD OUTPUT PARAMETERS:

 COMMON BLOCKS:

 SIDE EFFECTS:

 RESTRICTIONS:

 PROCEDURE:

 MODIFICATION HISTORY:
  98/05/16, Written by Marc W. Buie, Lowell Observatory