label	OUT:	Label describing the data
	unit	OUT:	Unit to be used with the data
	format	OUT:	Format to be used in displaying data
	coordsys	OUT:	Coordinate system

	Purpose	Retrieves information about the label, unit, and format attribute strings associated with the data.
	Return value	Returns SUCCEED (or 0) if successful and FAIL (or -1) otherwise.
	Description	The parameter coordsys gives the coordinate system that is to be used for interpreting the dimension information.

	FORTRAN	integer function dsgdast(label, unit, format, coordsys)
		character*(*) label, unit, format, coordsys