http://bugs.winehq.org/show_bug.cgi?id=32643
--- Comment #4 from Bruno Jesus 00cpxxx@gmail.com 2013-01-07 17:36:30 CST --- I see now that it's a implementation detail that is also present in the minix source, it only copies the amount of bytes passed which can be < 4. So we have to do it in our side. A have a few tests already.