protect_in         64 maint/gnulib/lib/freopen-safer.c   bool protect_in = false;
protect_in         81 maint/gnulib/lib/freopen-safer.c         protect_in = true;
protect_in         87 maint/gnulib/lib/freopen-safer.c   if (protect_in && !protect_fd (STDIN_FILENO))
protect_in        100 maint/gnulib/lib/freopen-safer.c   if (protect_in)