fd_flags 742 lib/utilunix.c int fd_flags; fd_flags 744 lib/utilunix.c fd_flags = fcntl (error_pipe[0], F_GETFL, NULL); fd_flags 745 lib/utilunix.c if (fd_flags != -1) fd_flags 747 lib/utilunix.c fd_flags |= O_NONBLOCK; fd_flags 749 lib/utilunix.c if (fcntl (error_pipe[0], F_SETFL, fd_flags) == -1)