int sd_bus_set_anonymous(sd_bus *bus, int b);
int sd_bus_set_trusted(sd_bus *bus, int b);
int sd_bus_negotiate_fds(sd_bus *bus, int b);
int sd_bus_set_anonymous(sd_bus *bus, int b);
int sd_bus_set_trusted(sd_bus *bus, int b);
int sd_bus_negotiate_fds(sd_bus *bus, int b);