#define VNC_FLAG_STANDALONE        (1 << 1)
#define VNC_FLAG_DISCONNECT_CLOSE  (1 << 2)

#define VNC_FLAG_FULLSCREEN        (1 << 3)

#define VNC_FLAG_SHOW_MOUSE        (1 << 4)
#define VNC_FLAG_GRAB_MOUSE        (1 << 5)
#define VNC_FLAG_GRAB_KEYBOARD     (1 << 6)

GtkWidget *vnc_open(char *hostname, int tcpport, unsigned long flags,
		    int debug_level, const char *username, const char *password);