Function mraa_sys::mraa_gpio_use_mmaped

pub unsafe extern "C" fn mraa_gpio_use_mmaped(
    dev: mraa_gpio_context, 
    mmap: mraa_boolean_t
) -> mraa_result_t

Enable using memory mapped io instead of sysfs, chardev based I/O can be considered memorymapped

@deprecated @param dev The Gpio context @param mmap Use mmap instead of sysfs @return Result of operation