log_open
if (!log_open) {
log_open = 1;
if (log_open) {
static char log_open; /* non-zero if openlog() has been called */
int log_open __P((const char *, u_int32_t, int, DB_ENV *, DB_LOG **));
if (LF_ISSET(DB_INIT_LOG) && (ret = log_open(NULL,
{ NULL, log_rsrv, log_open, log_close, NULL, &logm_info, NULL };