DEFUN ("init-image-library", Finit_image_library, Sinit_image_library, 1, 1, 0,
       doc: /* Initialize image library implementing image type TYPE.
Return non-nil if TYPE is a supported image type.

If image libraries are loaded dynamically (currently only the case on
MS-Windows), load the library for TYPE if it is not yet loaded, using
the library file(s) specified by `dynamic-library-alist'.  */)
  (Lisp_Object type)
{
  return lookup_image_type (type) ? Qt : Qnil;
}