The old per-user cache filename is no longer used.
@RET@ char *
@FUNC@ FcConfigGetCache
@TYPE1@ FcConfig * @ARG1@ config
@RET@ char *
@FUNC@ FcConfigGetCache
@TYPE1@ FcConfig * @ARG1@ config
-@PURPOSE@ Get cache filename
+@PURPOSE@ DEPRECATED used to return per-user cache filename
-Returns the name of the file used to store per-user font information.
+With fontconfig no longer using per-user cache files, this function now
+simply returns NULL to indicate that no per-user file exists.