with one argument, a string containing the image data. If PREDICATE returns
a non-nil value, TYPE is the image's type.")
-;;;###autoload
-(defvar image-library-alist nil
- "Alist of image types vs external libraries needed to display them.
-
-Each element is a list (IMAGE-TYPE LIBRARY...), where the car is a symbol
-representing a supported image type, and the rest are strings giving
-alternate filenames for the corresponding external libraries.
-
-Emacs tries to load the libraries in the order they appear on the
-list; if none is loaded, the running session of Emacs won't
-support the image type. Types 'pbm and 'xbm don't need to be
-listed; they're always supported.")
-;;;###autoload (put 'image-library-alist 'risky-local-variable t)
-
(defun image-jpeg-p (data)
"Value is non-nil if DATA, a string, consists of JFIF image data.
We accept the tag Exif because that is the same format."
;;;###autoload
(defun image-type-available-p (type)
- "Value is non-nil if image type TYPE is available.
+ "Return non-nil if image type TYPE is available.
Image types are symbols like `xbm' or `jpeg'."
(and (fboundp 'init-image-library)
(init-image-library type image-library-alist)))