double max_duration);
XBT_PUBLIC(MSG_error_t) MSG_task_get_from_host(m_task_t * task, int channel,
m_host_t host);
+MSG_error_t
+MSG_task_receive_from_host(m_task_t * task, const char* alias, m_host_t host);
XBT_PUBLIC(MSG_error_t) MSG_task_get_ext(m_task_t * task, int channel,
double max_duration, m_host_t host);