preserved         393 maint/gnulib/lib/modechange.c             mode_t preserved = (affected ? ~affected : 0) | omit_change;
preserved         394 maint/gnulib/lib/modechange.c             mode_bits |= CHMOD_MODE_BITS & ~preserved;
preserved         395 maint/gnulib/lib/modechange.c             newmode = (newmode & preserved) | value;