Lines Matching refs:nullfd
221 int nullfd = open (_PATH_DEVNULL, O_RDWR); in main() local
222 if (nullfd != -1) in main()
226 if (fstat64 (nullfd, &st) == 0 && S_ISCHR (st.st_mode) != 0 in main()
233 (void) dup2 (nullfd, STDIN_FILENO); in main()
234 (void) dup2 (nullfd, STDOUT_FILENO); in main()
235 (void) dup2 (nullfd, STDERR_FILENO); in main()
237 if (nullfd > 2) in main()
238 close (nullfd); in main()
243 close (nullfd); in main()
244 nullfd = -1; in main()
247 int min_close_fd = nullfd == -1 ? 0 : STDERR_FILENO + 1; in main()