-memcached_delete() is used to delete a particular key.
-memcached_delete_by_key() works the same, but it takes a master key to
-find the given value.
+:c:func:`memcached_delete()` is used to delete a particular key.
+:c:func:`memcached_delete_by_key()` works the same, but it takes a master key
+to find the given value.