pub type PhidgetFirmwareUpgrade_OnProgressChangeCallback = Option<unsafe extern "C" fn(ch: PhidgetFirmwareUpgradeHandle, ctx: *mut c_void, progress: f64)>;Aliased Type§
pub enum PhidgetFirmwareUpgrade_OnProgressChangeCallback {
None,
Some(unsafe extern "C" fn(*mut _PhidgetFirmwareUpgrade, *mut c_void, f64)),
}