--- Coin-3.1.3/include/Inventor/SbBasic.h.orig	2010-03-02 14:20:09.000000000 +0100
+++ Coin-3.1.3/include/Inventor/SbBasic.h	2014-11-02 21:47:43.939298989 +0100
@@ -25,6 +25,9 @@
 \**************************************************************************/
 
 #include <Inventor/C/basic.h>
+#ifndef NDEBUG
+#include <Inventor/C/errors/debugerror.h>
+#endif
 
 /* ********************************************************************** */
 /* Trap people trying to use Inventor headers while compiling C source code.
--- Coin-3.1.3/src/fonts/freetype.cpp.orig	2010-03-02 14:20:09.000000000 +0100
+++ Coin-3.1.3/src/fonts/freetype.cpp	2014-11-03 21:09:52.395768445 +0100
@@ -38,7 +38,7 @@
 #include "config.h"
 #endif /* HAVE_CONFIG_H */
 
-#include <stdlib.h>
+#include <cstdlib>
 #include <assert.h>
 
 #include "glue/freetype.h"