bug#45748: 28.0.50; fit-frame-to-buffer ignores leading spaces

[martin rudalics]

> Let me know how this looks and if you want me to make any tweaks.

          dec_both (&end, &bpos);
          c = FETCH_BYTE (bpos);
          if (!(c == ' ' || c == '\t' || c == '\n' || c == '\r'))

Sorry but on that last line I have

          if (!(c == ' ' || c == '\t'))

or am I confused?

martin