(image-file-name-extensions): Add "tif".

diff --git a/lisp/image-file.el b/lisp/image-file.el
index 052cea8232b65dc112e8ec0dde820f822e53d1b8..7875314d33548a0cb7d7781a1e2d190d636aab18 100644 (file)
--- a/lisp/image-file.el
+++ b/lisp/image-file.el
@@ -38,7 +38,7 @@
 
 ;;;###autoload
 (defcustom image-file-name-extensions
-  '("png" "jpeg" "jpg" "gif" "tiff" "xbm" "xpm" "pbm" "pgm" "ppm")
+  '("png" "jpeg" "jpg" "gif" "tiff" "tif" "xbm" "xpm" "pbm" "pgm" "ppm")
   "*A list of image-file filename extensions.
 Filenames having one of these extensions are considered image files,
 in addition to those matching `image-file-name-regexps'.