* See \ref Comm for the full communication API (including non blocking communications).
*/
XBT_PUBLIC(void*) recv(MailboxPtr chan);
+ XBT_PUBLIC(void*) recv(MailboxPtr chan, double timeout);
XBT_PUBLIC(CommPtr) irecv(MailboxPtr chan, void** data);
/** Block the actor until it delivers a message of the given simulated size to the given mailbox