owner method
Owner - mraa_gpio_owner
Change ownership of a MraaGpioContext, setting own
true indicates
you wish to become the owner.
Implementation
MraaReturnCode owner(MraaGpioContext dev, bool own) {
final rawOwn = own ? 1 : 0;
return MraaReturnCode.returnCode(_impl.mraa_gpio_owner(dev, rawOwn));
}