typedef axlPointer(* ValvulaIoCreateFdGroup)(ValvulaCtx *ctx, ValvulaIoWaitingFor wait_to)

IO handler definition to allow defining the method to be invoked while createing a new fd set.

ctxThe context where the IO set will be created.
wait_toAllows to configure the file set to be prepared to be used for the set of operations provided.
A newly created fd set pointer, opaque to Valvula, to a structure representing the fd set, that will be used to perform IO waiting operation at the Valvula IO module.