diff --git a/lisp.c b/lisp.c
index e0bfa73..002dfa2 100644
--- a/lisp.c
+++ b/lisp.c
@@ -21,6 +21,7 @@
 #ifndef __COSMOPOLITAN__
 #include <ctype.h>
 #include <stdio.h>
+#include <wchar.h>
 #include <stdlib.h>
 #include <string.h>
 #include <locale.h>
@@ -49,6 +50,17 @@ int cx; /* stores negative memory use */
 int dx; /* stores lookahead character */
 int RAM[0100000]; /* your own ibm7090 */
 
+int AddList(int);
+int GetList();
+int GetObject(int);
+void PrintList(int);
+void PrintObject(int);
+void PrintChar(int);
+int Car(int);
+int Cdr(int);
+int Cons(int, int);
+int Eval(int, int);
+
 Intern() {
   int i, j, x;
   for (i = 0; (x = M[i++]);) {