NGX_CONF_BUFFER   143 core/ngx_conf_file.c         buf.start = ngx_alloc(NGX_CONF_BUFFER, cf->log);
NGX_CONF_BUFFER   150 core/ngx_conf_file.c         buf.end = buf.last + NGX_CONF_BUFFER;
NGX_CONF_BUFFER   487 core/ngx_conf_file.c             if (len == NGX_CONF_BUFFER) {