int cg_kill(const char *controller, const char *path, int sig, bool ignore_self);
int cg_kill_recursive(const char *controller, const char *path, int sig, bool ignore_self);
int cg_kill_recursive_and_wait(const char *controller, const char *path);
int cg_kill(const char *controller, const char *path, int sig, bool ignore_self);
int cg_kill_recursive(const char *controller, const char *path, int sig, bool ignore_self);
int cg_kill_recursive_and_wait(const char *controller, const char *path);