XBT_PUBLIC(SIMIX_error_t) SIMIX_action_cancel(smx_action_t action);
XBT_PUBLIC(void) SIMIX_action_set_priority(smx_action_t action, double priority);
XBT_PUBLIC(SIMIX_error_t) SIMIX_action_destroy(smx_action_t action);
XBT_PUBLIC(SIMIX_error_t) SIMIX_action_cancel(smx_action_t action);
XBT_PUBLIC(void) SIMIX_action_set_priority(smx_action_t action, double priority);
XBT_PUBLIC(SIMIX_error_t) SIMIX_action_destroy(smx_action_t action);