dgram sockets have no error parameter in bind callback

[dcharbonnier]

node-sockopt/test.js

Line 13 in 66c06d5

socket.bind(12345, '::', (err) => {

[derhuerst]

Thanks for bringing this up! Do you know a case where socket.bind() will not throw (it does if it's already bound) but emit an error event as documented?