POLL-FD now returns four values: readability, read-hangup, writeability and write-hangup.
POLL-FD now returns four values: readability, read-hangup, writeability and write-hangup.

tiago4orion/iolib,dkochmanski/iolib,sionescu/iolib,deadtrickster/iolib,deadtrickster/iolib,deadtrickster/iolib,attila-lendvai/iolib,sionescu/iolib,vsedach/iolib-simple-mux,vsedach/iolib-simple-mux,lispnik/iolib,tiago4orion/iolib,attila-lendvai/iolib,lispnik/iolib,shamazmazum/iolib,shamazmazum/iolib,tiago4orion/iolib,lispnik/iolib,sionescu/iolib,attila-lendvai/iolib,dkochmanski/iolib,shamazmazum/iolib,dkochmanski/iolib