Function SSLCopyALPNProtocols 

pub unsafe extern "C-unwind" fn SSLCopyALPNProtocols(
    context: &SSLContext,
    protocols: NonNull<*const CFArray>,
) -> i32

👎Deprecated: No longer supported. Use Network.framework.

Available on crate feature SecureTransport only.

Safety

protocols must be a valid pointer.