pub unsafe extern "C" fn BN_mod_exp_mont_consttime_x2(
rr1: *mut BIGNUM,
a1: *const BIGNUM,
p1: *const BIGNUM,
m1: *const BIGNUM,
in_mont1: *const BN_MONT_CTX,
rr2: *mut BIGNUM,
a2: *const BIGNUM,
p2: *const BIGNUM,
m2: *const BIGNUM,
in_mont2: *const BN_MONT_CTX,
ctx: *mut BN_CTX,
) -> c_int