pub unsafe extern "C" fn uiOpenTypeFeaturesForEach(
otf: *const uiOpenTypeFeatures,
f: uiOpenTypeFeaturesForEachFunc,
data: *mut c_void,
)pub unsafe extern "C" fn uiOpenTypeFeaturesForEach(
otf: *const uiOpenTypeFeatures,
f: uiOpenTypeFeaturesForEachFunc,
data: *mut c_void,
)