--- src/boids/BoidWorld.h.orig	Wed Aug 10 17:45:12 2005
+++ src/boids/BoidWorld.h	Wed Aug 10 17:50:02 2005
@@ -21,6 +21,7 @@
 #if !defined(__INCLUDE_BoidWorldh_INCLUDE__)
 #define __INCLUDE_BoidWorldh_INCLUDE__
 
+#include <string>
 #include <vector>
 #include <list>