Function btck_transaction_output_create 

pub unsafe extern "C" fn btck_transaction_output_create(
    script_pubkey: *const btck_ScriptPubkey,
    amount: i64,
) -> *mut btck_TransactionOutput

@brief Create a transaction output from a script pubkey and an amount.

@param[in] script_pubkey Non-null. @param[in] amount The amount associated with the script pubkey for this output. @return The transaction output.