diff -Naur libwfut-0.2.1.orig/libwfut/IO.cpp libwfut-0.2.1/libwfut/IO.cpp
--- libwfut-0.2.1.orig/libwfut/IO.cpp	2009-04-12 14:38:49.904505156 -0700
+++ libwfut-0.2.1/libwfut/IO.cpp	2009-04-12 14:41:37.564508583 -0700
@@ -8,6 +8,8 @@
 #include <errno.h>
 #include <stdio.h>
 
+#include <algorithm>
+
 #include "libwfut/IO.h"
 #include "libwfut/Encoder.h"
 #include "libwfut/platform.h"