Function secp256k1_abc_sys::secp256k1_ec_privkey_negate

pub unsafe extern "C" fn secp256k1_ec_privkey_negate(
    ctx: *const secp256k1_context, 
    seckey: *mut c_uchar
) -> c_int

Negates a private key in place.

Returns: 1 always Args: ctx: pointer to a context object In/Out: seckey: pointer to the 32-byte private key to be negated (cannot be NULL)