sd_bus_message_append_string_space 1577 src/libsystemd/sd-bus/bus-message.c         r = sd_bus_message_append_string_space(m, size, &p);
sd_bus_message_append_string_space  237 src/systemd/sd-bus.h int sd_bus_message_append_string_space(sd_bus_message *m, size_t size, char **s);