void sendAck (GlobalTaskId task, int ngas, globalAddr *gagamap);
void sendFish (GlobalTaskId destPE, GlobalTaskId origPE, int age, int history, int hunger);
void sendFree (GlobalTaskId destPE, int nelem, P_ data);
void sendAck (GlobalTaskId task, int ngas, globalAddr *gagamap);
void sendFish (GlobalTaskId destPE, GlobalTaskId origPE, int age, int history, int hunger);
void sendFree (GlobalTaskId destPE, int nelem, P_ data);