Get back a file descriptor from wxFile object - the caller is responsible for
closing the file if this descriptor is opened.
IsOpened() will return @false after call to Detach().
+
+ @return The file descriptor (this is new since wxWidgets 3.0.0, in the
+ previous versions this method didn't return anything).
*/
- void Detach();
+ int Detach();
/**
Returns @true if the end of the file has been reached.