preread            31 http/ngx_http_request_body.c     size_t                     preread;
preread           110 http/ngx_http_request_body.c     preread = r->header_in->last - r->header_in->pos;
preread           112 http/ngx_http_request_body.c     if (preread) {
preread           117 http/ngx_http_request_body.c                        "http client request body preread %uz", preread);
preread           140 http/ngx_http_request_body.c         if ((off_t) preread >= r->headers_in.content_length_n) {
preread           164 http/ngx_http_request_body.c         r->request_length += preread;
preread           166 http/ngx_http_request_body.c         rb->rest = r->headers_in.content_length_n - preread;
preread           194 http/ngx_http_request_body.c             size += preread;