Sends a note fade command for the note playing on the specified channel. This method uses the instrument's fade-out value. If the module does not use instruments, or the instrument's fade-out value is 0, it does nothing.

[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
public delegate int ModuleExtInterfaceInteractive2.NoteFadeDelegate(IntPtr modExt, int channel) : 
    MulticastDelegate, ICloneable, ISerializable