// #5 was removed
void() break_to_debugger = #6;
float() random = #7; // returns 0 - 1
-void(entity e, float chan, string samp, float vol, float atten) sound = #8;
+void(entity e, float chan, string samp, float volume, ...) sound = #8;
vector(vector v) normalize = #9;
void(string e, ...) error = #10;
void(string e, ...) objerror = #11;