filename	IN:	Name of the file
	image	IN:	Pointer to the image array
	width	IN:	Number of columns in the image
	height	IN:	Number of rows in the image

	Purpose	Writes a 24-bit image as the first image in the file.
	Return value	Returns SUCCEED (or 0) if successful and FAIL (or -1) otherwise.
	Description	The array image is assumed to be width x height x 3 bytes. DF24putimage overwrites any information that exists in the HDF file. To append a new image to a file instead of overwriting an existing file, use DF24addimage.

	FORTRAN	integer function d2pimg(filename, image, width, height)
		character*(*) filename
		<valid numeric data type> image
		integer width, height