#include "global.h"
-extern int subAnimateBugs(int si);
-extern int subAnimateTerminals(int si);
-extern int subGetRandomNumber();
-extern int subRandomize();
extern byte *TerminalState;
extern int TerminalMaxCycles;
+extern void subAnimateBugs(int si);
+extern void subAnimateTerminals(int si);
+extern void subRandomize();
+extern int subGetRandomNumber();
+
#endif /* BUGSTERMINALS_H */