NAME:
  stdcheck
 PURPOSE:
  Determine if object is in a given standard catalog.
 DESCRIPTION:
 CATEGORY:
  Photometry
 CALLING SEQUENCE:
  stdcheck,file,names,filter,std
 INPUTS:
  file   - Name of catalog file to read.
  name   - Name of the stars.
  filter - Filter indicies for each name. (vector or (npts x n))
 OPTIONAL INPUT PARAMETERS:
 KEYWORD INPUT PARAMETERS:
 OUTPUTS:
  std    - Results of search (vector):
             0 - not listed in file
             1 - listed and is a good standard
             2 - listed and is flagged as a variable
             3 - listed and but is not good enough to be a standard.
 KEYWORD OUTPUT PARAMETERS:
 COMMON BLOCKS:
 SIDE EFFECTS:
 RESTRICTIONS:
 PROCEDURE:
 MODIFICATION HISTORY:
  96/11/22, Written by Marc W. Buie, Lowell Observatory