--- a/src/celutil/basictypes.h	2011-06-05 18:11:15.000000000 +0200
+++ b/src/celutil/basictypes.h	2016-09-02 17:41:33.335187908 +0200
@@ -31,7 +31,9 @@
 #include <limits>
 typedef          int64_t int64;
 typedef         uint64_t uint64;
+#ifndef INT64_MAX
 #define INT64_MAX 9223372036854775807LL
+#endif
 #ifndef UINT64_MAX
 #define UINT64_MAX 0xffffffffffffffffULL
 #endif
