1 extern int WarpSoundNum; 2 extern int ThrustSoundNum; 3 extern int ShieldSoundNum; 4 5 6 extern void CleanupSounds(); 7 extern void setvolume(); 8 extern void playsound(int soundnum, struct Point *Position=&ZeroPosition); 9 extern int playsoundinloop(int soundnum); 10 extern void stopsoundinloop(int soundnum); 11 extern void initsound(int *argc, char *argv[]); 12