+#define MSG_get_host_number() sg_host_count()
+#define MSG_get_host_by_name(n) sg_host_by_name(n) /* Rewrite the old name into the new one transparently */
+
+#define MSG_hosts_as_dynar() sg_hosts_as_dynar()
+
+#define MSG_host_by_name(name) sg_host_by_name(name)
+#define MSG_host_get_name(host) sg_host_get_name(host)
+#define MSG_host_get_data(host) sg_host_user(host)
+#define MSG_host_set_data(host, data) sg_host_user_set(host, data)
+#define MSG_host_get_mounted_storage_list(host) sg_host_get_mounted_storage_list(host)
+#define MSG_host_get_attached_storage_list(host) host_get_attached_storage_list(host)
+#define MSG_host_get_speed(host) sg_host_speed(host)
+#define MSG_host_get_power_peak_at(host, pstate_index) sg_host_get_pstate_speed(host, pstate_index)
+#define MSG_host_get_core_number(host) sg_host_core_count(host)
+#define MSG_host_self() sg_host_self()
+#define MSG_host_get_nb_pstates(host) sg_host_get_nb_pstates(host)
+#define MSG_host_get_pstate(h) sg_host_get_pstate(h)
+#define MSG_host_set_pstate(h, pstate) sg_host_set_pstate(h, pstate)
+#define MSG_host_on(h) sg_host_turn_on(h)
+#define MSG_host_off(h) sg_host_turn_off(h)
+#define MSG_host_is_on(h) sg_host_is_on(h)
+#define MSG_host_is_off(h) sg_host_is_off(h)
+#define MSG_host_get_properties(host) sg_host_get_properties(host)
+#define MSG_host_get_property_value(host, name) sg_host_get_property_value(host, name)
+#define MSG_host_set_property_value(host, name, value) sg_host_set_property_value(host, name, value)
+#define MSG_host_get_process_list(host, whereto) sg_host_get_actor_list(host, whereto)
+