XBT_PRIVATE void SIMIX_execution_set_priority(smx_synchro_t synchro, double priority);
XBT_PRIVATE void SIMIX_execution_set_bound(smx_synchro_t synchro, double bound);
XBT_PRIVATE void SIMIX_execution_set_affinity(smx_synchro_t synchro, sg_host_t host, unsigned long mask);
XBT_PRIVATE void SIMIX_execution_set_priority(smx_synchro_t synchro, double priority);
XBT_PRIVATE void SIMIX_execution_set_bound(smx_synchro_t synchro, double bound);
XBT_PRIVATE void SIMIX_execution_set_affinity(smx_synchro_t synchro, sg_host_t host, unsigned long mask);