Function nginx::DH_meth_set_compute_key

pub unsafe extern "C" fn DH_meth_set_compute_key(
    dhm: *mut DH_METHOD, 
    compute_key: Option<unsafe extern "C" fn(key: *mut c_uchar, pub_key: *const BIGNUM, dh: *mut DH) -> c_int>
) -> c_int