diff -ur blitz-0.9/blitz/blitz.h blitz-0.9.gcc43/blitz/blitz.h
--- blitz-0.9/blitz/blitz.h	2005-05-19 01:35:55.000000000 +0200
+++ blitz-0.9.gcc43/blitz/blitz.h	2009-01-20 09:54:00.000000000 +0100
@@ -61,8 +61,10 @@
 
 #ifdef BZ_MATH_FN_IN_NAMESPACE_STD 
   #include <cmath>
+  #include <cstdlib>
 #else
   #include <math.h>
+  #include <stdlib.h>
 #endif
 
 #ifdef BZ_HAVE_COMPLEX