NGX_SSL_BUFFER    492 event/ngx_event_openssl.c     sc->buffer = ((flags & NGX_SSL_BUFFER) != 0);
NGX_SSL_BUFFER    417 http/ngx_http_request.c             if (ngx_ssl_create_connection(&sscf->ssl, c, NGX_SSL_BUFFER)
NGX_SSL_BUFFER   1203 http/ngx_http_upstream.c                                   NGX_SSL_BUFFER|NGX_SSL_CLIENT)