struct sr_trigger **trigger);
GHashTable *parse_generic_arg(const char *arg, gboolean sep_first);
GHashTable *generic_arg_to_opt(const struct sr_option **opts, GHashTable *genargs);
+GSList *check_unknown_keys(const struct sr_option **avail, GHashTable *used);
+gboolean warn_unknown_keys(const struct sr_option **avail, GHashTable *used,
+ const char *caption);
int canon_cmp(const char *str1, const char *str2);
int parse_driver(char *arg, struct sr_dev_driver **driver, GSList **drvopts);