#if defined(HAVE_FREEGLUT) && (defined(_WIN32) || defined(HAVE_W32API))
#include "./include/GL/freeglut.h"
#elif defined(HAVE_FREEGLUT_H)
#include <GL/freeglut.h>
#else
#include <GL/glut.h>
#define GLUT_ACTION_EXIT                         0
#define GLUT_ACTION_GLUTMAINLOOP_RETURNS         1
#define GLUT_ACTION_CONTINUE_EXECUTION           2
#define GLUT_CREATE_NEW_CONTEXT                  0
#define GLUT_USE_CURRENT_CONTEXT                 1
#define GLUT_FORCE_INDIRECT_CONTEXT              0
#define GLUT_ALLOW_DIRECT_CONTEXT                1
#define GLUT_TRY_DIRECT_CONTEXT                  2
#define GLUT_FORCE_DIRECT_CONTEXT                3
#define GLUT_ACTION_ON_WINDOW_CLOSE         0x01F9
#define GLUT_WINDOW_BORDER_WIDTH            0x01FA
#define GLUT_WINDOW_HEADER_HEIGHT           0x01FB
#define GLUT_VERSION                        0x01FC
#define GLUT_RENDERING_CONTEXT              0x01FD
#define GLUT_DIRECT_RENDERING               0x01FE
#endif