void cfg_del_entry(const char *key, ...) PRINTF_FORMAT(1, 2);
void cfg_del_section(const char *key, ...) PRINTF_FORMAT(1, 2);
void cfg_del_match(const char *pattern, ...) PRINTF_FORMAT(1, 2);
+void cfg_get_matches(struct svec *svec, const char *pattern, ...)
+ PRINTF_FORMAT(2, 3);
void cfg_get_section(struct svec *svec, const char *key, ...)
PRINTF_FORMAT(2, 3);