secp256k1_sys

Function secp256k1_xonly_pubkey_cmp

Source 
pub unsafe extern "C" fn secp256k1_xonly_pubkey_cmp(
    cx: *const Context,
    pubkey1: *const XOnlyPublicKey,
    pubkey2: *const XOnlyPublicKey,
) -> c_int
Available on non-secp256k1_fuzz only.