@file{cache} of @code{url-configuration-directory}.
@end defopt
-@c Fixme: function v. option, but neither used.
-@c @findex url-cache-expired
-@c @defopt url-cache-expired
-@c This is a function to decide whether or not a cache entry has expired.
-@c It takes two times as it parameters and returns non-@code{nil} if the
-@c second time is ``too old'' when compared with the first time.
-@c @end defopt
-
@defopt url-cache-creation-function
The cache relies on a scheme for mapping URLs to files in the cache.
This variable names a function which sets the type of cache to use.
@end smallexample
@end defun
+@defun url-cache-expired
+This function returns non-nil if a cache entry has expired (or is absent).
+The arguments are a URL and optional expiration delay in seconds
+(default @var{url-cache-expire-time}).
+@end defun
+
+@defopt url-cache-expire-time
+This variable is the default number of seconds to use for the
+expire-time argument of the function @code{url-cache-expired}.
+@end defopt
+
+@defun url-fetch-from-cache
+This function takes a URL as its argument and returns a buffer
+containing the data cached for that URL.
+@end defun
+
@c Fixme: never actually used currently?
@c @defopt url-standalone-mode
@c @cindex Relying on cache