+ * Convenience function to destroy all pairs in a list and the list itself.
+ *
+ */
+void modest_pair_list_free (ModestPairList *pairs);
+
+/**
+ * modest_pair_list_find_by_first
+ * @pairs: A valid ModestPairList
+ * @first: The first element of the pair to be found.
+ * @func: The function to call for each element. It should return 0 when the desired element is found.
+ *
+ * Find an element with a matching first entry.