int read_one_char(FILE *f, char *ret, usec_t timeout, bool *need_nl);
int ask(char *ret, const char *replies, const char *text, ...);
-int reset_terminal_fd(int fd);
+int reset_terminal_fd(int fd, bool switch_to_text);
int reset_terminal(const char *name);
int open_terminal(const char *name, int mode);
int is_kernel_thread(pid_t pid);
+int fd_inc_sndbuf(int fd, size_t n);
+int fd_inc_rcvbuf(int fd, size_t n);
+
#endif