Refactor headers, distinguish public and private

include/uclisp.h

@@ -0,0 +1,14 @@
+#ifndef _UCLISP_H_
+#define _UCLISP_H_
+
+struct ucl_scope;
+struct ucl_object;
+
+struct ucl_object *ucl_tokenize(const char *source);
+struct ucl_object *ucl_parse(const char *sexp);
+struct ucl_object *ucl_evaluate(struct ucl_scope *state, struct ucl_object *sexp);
+
+// TODO: State encapsulation is all wonky here)
+void ucl_gc();
+
+#endif