Function SetIconFamilyData 

pub unsafe extern "C-unwind" fn SetIconFamilyData(
    icon_family: IconFamilyHandle,
    icon_type: u32,
    h: *mut *mut c_char,
) -> i16

Available on crate features Icons and objc2-core-services only.

Safety

• icon_family must be a valid pointer.
• h must be a valid pointer.