Xbox360 _getcwd() fix

@@ -1,3 +1,4 @@
+#include "../source/as_config.h"
 #include "scriptbuilder.h"
 #include <vector>
 using namespace std;
@@ -855,9 +856,14 @@ static const char *GetCurrentDir(char *buf, size_t size)
 #if defined( AS_MARMALADE )
    return getcwd(buf, (int)size);
 #else
+#if defined( AS_XBOX360 )
+    sprintf(buf, "game:\\");
+    return buf;
+#else
    return _getcwd(buf, (int)size);
 #endif
 #endif
+#endif
 #elif defined(__APPLE__)
    return getcwd(buf, size);
 #else