diff -u multiblend.org/multiblend.cpp multiblend/multiblend.cpp
--- multiblend.org/multiblend.cpp	2011-12-31 11:38:29.000000000 +0100
+++ multiblend/multiblend.cpp	2011-12-31 13:57:53.000000000 +0100
@@ -2,7 +2,11 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <malloc.h>
+#ifdef __APPLE__
+  #include <malloc/malloc.h>
+#else
+  #include <malloc.h>
+#endif
 #include <emmintrin.h>
 
 #ifdef WIN32