int vtnr_from_tty(const char *tty);
const char *default_term_for_tty(const char *tty);
-void execute_directory(const char *directory, usec_t timeout, char *argv[]);
+void execute_directories(const char* const* directories, usec_t timeout, char *argv[]);
int kill_and_sigcont(pid_t pid, int sig);