Function openssl_sys::SSL_export_keying_material_early
pub unsafe extern "C" fn SSL_export_keying_material_early(s: *mut ::SSL, out: *mut c_uchar, olen: size_t, label: *const c_char, llen: size_t, context: *const c_uchar, contextlen: size_t) -> c_int
The portability is definied by:
#[cfg(ossl111)]