bset_file_truename  893 src/buffer.c         bset_file_truename (b, Qnil);
bset_file_truename 1039 src/buffer.c     bset_file_truename (b, Qnil);
bset_file_truename 4640 src/buffer.c     bset_file_truename (&buffer_local_flags, make_fixnum (-1));
bset_file_truename 4792 src/buffer.c     bset_file_truename (&buffer_defaults, Qnil);