pub unsafe extern "C" fn NK_get_SD_usage_data(
    out: *mut NK_SD_usage_data
) -> c_int
Expand description

Get SD card usage attributes. Usable during hidden volumes creation. If the command was successful (return value 0), the usage data is written to the output pointer’s target. The output pointer must not be null. Storage only @param out the output pointer for the usage data @return command processing error code