#ifdef _NO_PROTO
extern int initVolumeButtons();
extern void makeVolumePanel();
extern void drawClipXBut();
extern void drawClipYBut();
extern void drawClipZBut();
extern void drawClipVolume();
extern void drawHitherControl();
extern void drawEyeControl();
extern void drawFrustrum();
extern void drawVolumePanel();
#else
extern int initVolumeButtons(buttonStruct * );
extern void makeVolumePanel(void );
extern void drawClipXBut(void );
extern void drawClipYBut(void );
extern void drawClipZBut(void );
extern void drawClipVolume(void );
extern void drawHitherControl(void );
extern void drawEyeControl(void );
extern void drawFrustrum(void );
extern void drawVolumePanel(void );
#endif