ann_tag

IN:

Tag of the annotation

	Purpose	Returns the annotation type corresponding to an annotation tag.
	Return value	Returns the annotation type if successful or AN_UNDEF (or -1) otherwise.
	Description	ANtag2atype returns the annotation type that corresponds to the annotation tag specified by the parameter ann_tag.
		The following table lists the valid values of ann_tag in the left column and the corresponding values of the returned annotation type in the right column.

Annotation Tag	Annotation Type
DFTAG_DIL (or 104)	AN_DATA_LABEL (or 0)
DFTAG_DIA (or 105)	AN_DATA_DESC (or 1)
DFTAG_FID (or 100)	AN_FILE_LABEL (or 2)
DFTAG_FD (or 101)	AN_FILE_DESC (or 3)

	FORTRAN	integer function aftagatype(ann_tag)
		integer ann_tag