XBT_PRIVATE void SIMIX_simcall_handle(smx_simcall_t, int);
XBT_PRIVATE void SIMIX_simcall_exit(smx_synchro_t);
XBT_PRIVATE const char *SIMIX_simcall_name(e_smx_simcall_t kind);
-XBT_PRIVATE void SIMIX_run_kernel(void* code);
+XBT_PRIVATE void SIMIX_run_kernel(std::function<void()> const* code);
SG_END_DECL()