Remove uninformed guesses about non-Unix platforms, referring to docs/win32-notes.txt instead.
Remove uninformed guesses about non-Unix platforms, referring to
docs/win32-notes.txt instead.

FranklinChen/Hugs,FranklinChen/Hugs,FranklinChen/Hugs,FranklinChen/Hugs,FranklinChen/Hugs,FranklinChen/Hugs,FranklinChen/Hugs