ngx_http_log_msec   88 http/modules/ngx_http_log_module.c static u_char *ngx_http_log_msec(ngx_http_request_t *r, u_char *buf,
ngx_http_log_msec  200 http/modules/ngx_http_log_module.c     { ngx_string("msec"), NGX_TIME_T_LEN + 4, ngx_http_log_msec },