FTINFO

       Return an informational structure from a FITS ASCII table header.

       ftinfo,h,ft_str, [Count = ]

       h - FITS ASCII table header, string array

       ft_str - IDL structure with extracted info from the FITS ASCII table
                header.   Tags include
        .tbcol - starting column position in bytes
        .width - width of the field in bytes
        .idltype - idltype of field.
                       7 - string, 4- real*4, 3-integer, 5-real*8
        .tunit - string unit numbers
        .tscal - scale factor
        .tzero - zero point for field
        .tnull - null value for the field
        .tform - format for the field
        .ttype - field name

       Count - Integer scalar giving number of fields in the table

       GETTOK(), SXPAR()

       This procedure underwent a major revision in May 2000, and **THE
       NEW CALLING SEQUENCE IS INCOMPATIBLE WITH THE OLD ONE **

       D. Lindler  July, 1987
       Converted to IDL V5.0   W. Landsman   September 1997
       Major rewrite, return structure   W. Landsman   April 2000

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