kIOUSBSuperSpeedDeviceCapabilityFullSpeed

objc2_io_kit

Constant kIOUSBSuperSpeedDeviceCapabilityFullSpeed 

Source 
pub const kIOUSBSuperSpeedDeviceCapabilityFullSpeed: c_uint = _; // 2u32
Available on crate features AppleUSBDefinitions and usb only.
Expand description

Apple’s documentation