ann_id

IN:

Annotation identifier returned by ANcreate, ANcreatef, or ANselect

	Purpose	Returns the length of an annotation.
	Return value	Returns the length of the annotation or FAIL (or -1) otherwise.
	Description	ANannlen returns the number of characters contained in the annotation specified by the parameter ann_id. This function is commonly used to determine the size of a buffer to store the annotation upon reading.

	FORTRAN	integer function afannlen(ann_id)
		integer ann_id