-s4u::Comm &s4u::Comm::send_async(s4u::Actor *sender, Mailbox &dest, void *data, int simulatedSize) {
- s4u::Comm &res = s4u::Comm::send_init(sender, dest);
-
+s4u::Comm &s4u::Comm::send_async(Mailbox &dest, void *data, int simulatedSize) {
+ s4u::Comm &res = s4u::Comm::send_init(dest);