+ MSG_task_receive(m_task_t * task, const char *alias);
+#define MSG_task_recv(t,a) MSG_task_receive(t,a)
+
+XBT_PUBLIC(msg_comm_t) MSG_task_isend(m_task_t task, const char *alias);
+XBT_INLINE XBT_PUBLIC(msg_comm_t) MSG_task_isend_with_matching(m_task_t task, const char *alias,
+ int (*match_fun)(void*,void*),
+ void *match_data);
+
+XBT_PUBLIC(void) MSG_task_dsend(m_task_t task, const char *alias, void_f_pvoid_t cleanup);
+XBT_PUBLIC(msg_comm_t) MSG_task_irecv(m_task_t * task, const char *alias);
+XBT_PUBLIC(int) MSG_comm_test(msg_comm_t comm);
+XBT_PUBLIC(int) MSG_comm_testany(xbt_dynar_t comms);
+XBT_PUBLIC(void) MSG_comm_destroy(msg_comm_t comm);
+XBT_PUBLIC(MSG_error_t) MSG_comm_wait(msg_comm_t comm, double timeout);
+XBT_PUBLIC(void) MSG_comm_waitall(msg_comm_t * comm, int nb_elem,
+ double timeout);
+XBT_PUBLIC(int) MSG_comm_waitany(xbt_dynar_t comms);
+XBT_PUBLIC(m_task_t) MSG_comm_get_task(msg_comm_t comm);
+XBT_PUBLIC(MSG_error_t) MSG_comm_get_status(msg_comm_t comm);