Function SSLGetProtocolVersionMax 

pub unsafe extern "C-unwind" fn SSLGetProtocolVersionMax(
    context: &SSLContext,
    max_version: NonNull<SSLProtocol>,
) -> i32

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

Available on crate features SecProtocolTypes and SecureTransport only.

Safety

max_version must be a valid pointer.