Function secp256k1_abc_sys::secp256k1_ec_pubkey_negate

pub unsafe extern "C" fn secp256k1_ec_pubkey_negate(
    ctx: *const secp256k1_context, 
    pubkey: *mut secp256k1_pubkey
) -> c_int

Negates a public key in place.

Returns: 1 always Args: ctx: pointer to a context object In/Out: pubkey: pointer to the public key to be negated (cannot be NULL)