Type Definition couchbase_sys::lcb_LOGGER_CALLBACK

type lcb_LOGGER_CALLBACK = Option<unsafe extern "C" fn(procs: *const lcb_LOGGER, iid: u64, subsys: *const c_char, severity: lcb_LOG_SEVERITY, srcfile: *const c_char, srcline: c_int, fmt: *const c_char, ap: *mut __va_list_tag)>;