poll/select: document portability problems not fixed by Gnulib.
* doc/posix-functions/poll.texi: poll does not work well on
pipes under Windows. It has the same limitations as select on
- BeOS.
+ BeOS.
* doc/posix-functions/select.texi: select does not work well
- on pipes under Windows.
+ on pipes under Windows.
2012-09-10 Paul Eggert <eggert@cs.ucla.edu>