diff -ruN qgis-0.9.1/src/core/spatialindex/include/Tools.h qgis-0.9.1-new/src/core/spatialindex/include/Tools.h
--- qgis-0.9.1/src/core/spatialindex/include/Tools.h	2007-09-27 15:41:16.000000000 -0400
+++ qgis-0.9.1-new/src/core/spatialindex/include/Tools.h	2008-02-18 15:11:48.000000000 -0500
@@ -43,6 +43,7 @@
 #include <algorithm>
 #include <cmath>
 #include <climits>
+#include <cstring>
 
 #if TIME_WITH_SYS_TIME
 	#include <sys/time.h>