putUint64
open fun putUint64(data: <Error class: unknown class>, cancellable: Cancellable? = null): <Error class: unknown class><Boolean>
Puts an unsigned 64-bit integer into the stream.
Return
true if @data was successfully added to the @stream.
Parameters
data
a #guint64.
cancellable
optional #GCancellable object, null to ignore.