ngx_http_log_pipe   82 http/modules/ngx_http_log_module.c static u_char *ngx_http_log_pipe(ngx_http_request_t *r, u_char *buf,
ngx_http_log_pipe  195 http/modules/ngx_http_log_module.c     { ngx_string("pipe"), 1, ngx_http_log_pipe },