XBT_PUBLIC(void) SIMIX_host_on(sg_host_t host);
XBT_PUBLIC(void) SIMIX_host_off(sg_host_t host, smx_process_t issuer);
XBT_PUBLIC(void) SIMIX_host_self_set_data(void *data);
XBT_PUBLIC(void) SIMIX_host_on(sg_host_t host);
XBT_PUBLIC(void) SIMIX_host_off(sg_host_t host, smx_process_t issuer);
XBT_PUBLIC(void) SIMIX_host_self_set_data(void *data);