Vyacheslav Hashov (issues #37, #38, #40, #41, #42)
Alexander Vershilov (fixed bug in GHC upstream)
Antom @SX91 (reported and helped with #27)
Lukas Epple (small fix in documentation)
Erik Rantapaa (issue #19)
Mathieu Boespflug (issue #15)
Ben Gamari (issue #10)
Niklas Hambüchen (issue #9)
Michael Fox (reported issue #7)
Bryan O'Sullivan (legitimately criticised the bizarre naming)
Alex Högy (reported the MSG_NOSIGNAL issue on OSX)
Lars Petersen