fix race bug when peeling off socket
fix race bug when peeling off socket

Data could be received between peeloff and that we set the notif fd to be notified on.
Write some data on fd to force an check if we missed anything.
Future fix, add passing notif fd to peeloff fd.

falkevik/otp,falkevik/otp,falkevik/otp,falkevik/otp,falkevik/otp,falkevik/otp,falkevik/otp,falkevik/otp,falkevik/otp