double rate);
XBT_PUBLIC(void) simcall_execution_destroy(smx_synchro_t execution);
XBT_PUBLIC(void) simcall_execution_cancel(smx_synchro_t execution);
-XBT_PUBLIC(double) simcall_execution_get_remains(smx_synchro_t execution);
-XBT_PUBLIC(e_smx_state_t) simcall_execution_get_state(smx_synchro_t execution);
XBT_PUBLIC(void) simcall_execution_set_priority(smx_synchro_t execution, double priority);
XBT_PUBLIC(void) simcall_execution_set_bound(smx_synchro_t execution, double bound);
XBT_PUBLIC(void) simcall_execution_set_affinity(smx_synchro_t execution, sg_host_t host, unsigned long mask);
XBT_PUBLIC(smx_mailbox_t) simcall_mbox_create(const char *name);
XBT_PUBLIC(smx_mailbox_t) simcall_mbox_get_by_name(const char *name);
-XBT_PUBLIC(smx_synchro_t) simcall_mbox_get_head(smx_mailbox_t mbox);
-XBT_PUBLIC(smx_process_t) simcall_mbox_get_receiver(smx_mailbox_t mbox);
+XBT_PUBLIC(smx_synchro_t) simcall_mbox_front(smx_mailbox_t mbox);
XBT_PUBLIC(void) simcall_mbox_set_receiver(smx_mailbox_t mbox , smx_process_t process);
/***** Communication simcalls *****/