add <stdlib.h> for malloc and lua

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@8657 626c5289-ae23-0410-ae9c-e8d60b6d4f22

SWIG/Examples/test-suite/arrays.i

@@ -3,6 +3,9 @@ This test case tests that various types of arrays are working.
 */
 
 %module arrays
+%{
+#include <stdlib.h>
+%}
 
 %inline %{
 #define ARRAY_LEN 2

SWIG/Examples/test-suite/lextype.i

@@ -23,6 +23,9 @@ code is not functioning properly it will fail to compile.
 */
 
 %module lextype
+%{
+#include <stdlib.h>
+%}
 
 %typemap(in) Animal ()
 {

SWIG/Examples/test-suite/newobject2.i

@@ -6,6 +6,10 @@
 
 %module newobject2
 
+%{
+#include <stdlib.h>
+%}
+
 %{
 /* Global initialization (not wrapped) */
 int g_fooCount = 0;

SWIG/Examples/test-suite/overload_extend.i

@@ -1,6 +1,10 @@
 %module overload_extend
 
 #ifndef __cplusplus
+%{
+#include <stdlib.h>
+%}
+
 %typemap(default) double y "$1=1000;";
 #endif
 

SWIG/Examples/test-suite/private_assign.i

@@ -3,6 +3,9 @@
 // objects that have complicated state.
 
 %module private_assign
+%{
+#include <stdlib.h>
+%}
 
 %inline %{
    class Foo {