Add lib/std, compile_expression ()
diff --git a/src/lisp/Jmk b/src/lisp/Jmk
index d5d3001..17ee1ff 100644
--- a/src/lisp/Jmk
+++ b/src/lisp/Jmk
@@ -15,7 +15,8 @@
 
 OBJECTS = main.o \
 			lisp.o \
-			compiler.o
+			compiler.o \
+			lib/std.o
 
 ifeq ($(PLAT),linux)
 OBJECTS += plat/linux.o