ngx_libc_localtime  378 core/ngx_times.c     ngx_libc_localtime(now, &tm);
ngx_libc_localtime 2628 http/modules/ngx_http_ssi_filter_module.c         ngx_libc_localtime(tp->sec, &tm);
ngx_libc_localtime   57 os/unix/ngx_time.h void ngx_libc_localtime(time_t s, struct tm *tm);