orig_stdin        350 maint/gnulib/lib/spawn-pipe.c   int orig_stdin;
orig_stdin        356 maint/gnulib/lib/spawn-pipe.c     orig_stdin = dup_safer_noinherit (STDIN_FILENO);
orig_stdin        417 maint/gnulib/lib/spawn-pipe.c     undup_safer_noinherit (orig_stdin, STDIN_FILENO);