add srfi-1 prototype
add srfi-1 prototype

leavesbnw/picrin,koba-e964/picrin,omasanori/picrin,ktakashi/picrin,ktakashi/picrin,leavesbnw/picrin,koba-e964/picrin,dcurrie/picrin,dcurrie/picrin,picrin-scheme/picrin,ktakashi/picrin,leavesbnw/picrin,omasanori/picrin,koba-e964/picrin,picrin-scheme/picrin