Extracted from Pike v8.0 release 164 as of 2016-04-05.
   

Method Stdio.NonblockingStream()->set_write_oob_callback()


Method set_write_oob_callback

optional NonblockingStream set_read_oob_callback(function(:void) f, mixed ... rest)
optional NonblockingStream set_write_oob_callback(function(:void) f, mixed ... rest)