Help for FORM

 "form" opens an input file and returns the data format, NB, NL, and NS
 as output parameters.

 The following procedure is an example of its use to obtain the
 format of a given image file:
PROCEDURE
  LOCAL FORMAT  TYPE=KEYWORD
  LOCAL NL	TYPE=INTEGER
  LOCAL NS	TYPE=INTEGER
  LOCAL NB	TYPE=INTEGER
BODY
  form  FILE_NAME  FORMAT  NL  NS
  write "FORMAT="&FORMAT
  write "NL=&NL"
  write "NS=&NS"
  write "NB=&NB"
END-PROC
 HISTORY:

 WRITTEN BY:               Ray Stagner   03/05/85
 CHANGES:
  13-AUG-1990 --LWK-- added NB keyword.
   2-JAN-1995 --AS--- (CRI) Made portable for UNIX

 COGNIZANT PROGRAMMER:     L.W.Kamp