XBT_PRIVATE void SIMIX_comm_cancel(smx_synchro_t synchro);
XBT_PRIVATE double SIMIX_comm_get_remains(smx_synchro_t synchro);
XBT_PRIVATE e_smx_state_t SIMIX_comm_get_state(smx_synchro_t synchro);
XBT_PRIVATE void SIMIX_comm_cancel(smx_synchro_t synchro);
XBT_PRIVATE double SIMIX_comm_get_remains(smx_synchro_t synchro);
XBT_PRIVATE e_smx_state_t SIMIX_comm_get_state(smx_synchro_t synchro);