diff -ruN a/orsa_file.cc b/orsa_file.cc
--- a/src/liborsa/orsa_file.cc	2005-01-10 19:01:11.000000000 -0600
+++ b/src/liborsa/orsa_file.cc	2010-04-24 16:47:05.637926954 -0000
@@ -25,7 +25,7 @@
 #include "orsa_file.h"
 
 #include <iostream>
-
+#include <algorithm>
 #include <ctype.h>
 
 #include "orsa_common.h"