Index: benchmark/io/http/protocol.hfa
===================================================================
--- benchmark/io/http/protocol.hfa	(revision 3f39009bb2c72295a552596d5e31d2d2d71bf9ea)
+++ benchmark/io/http/protocol.hfa	(revision 6b06abe1b96b58a5aefdfe75542b2eb8b0bac921)
@@ -1,3 +1,5 @@
 #pragma once
+
+struct sendfile_stats_t;
 
 enum HttpCode {
@@ -18,5 +20,5 @@
 int answer_plaintext( int fd );
 int answer_empty( int fd );
-int answer_sendfile( int pipe[2], int fd, int ans_fd, size_t count );
+int answer_sendfile( int pipe[2], int fd, int ans_fd, size_t count, struct sendfile_stats_t & );
 
 [HttpCode code, bool closed, * const char file, size_t len] http_read(int fd, []char buffer, size_t len);