diff --git a/ll.rs b/ll.rs
index e389b39..993e848 100644
--- a/ll.rs
+++ b/ll.rs
@@ -34,8 +34,8 @@ pub struct lwc_string {
     insensitive: *lwc_string
 }
 
-pub extern {
-    fn lwc_intern_string(s: *c_char, slen: size_t, ret: *mut *lwc_string) -> lwc_error;
-    fn rust_lwc_string_ref(s: *lwc_string);
-    fn rust_lwc_string_unref(s: *lwc_string);
+extern {
+    pub fn lwc_intern_string(s: *c_char, slen: size_t, ret: *mut *lwc_string) -> lwc_error;
+    pub fn rust_lwc_string_ref(s: *lwc_string);
+    pub fn rust_lwc_string_unref(s: *lwc_string);
 }
diff --git a/wapcaplet.rc b/wapcaplet.rc
index c2f6cd6..14210dd 100644
--- a/wapcaplet.rc
+++ b/wapcaplet.rc
@@ -44,7 +44,7 @@ impl Drop for LwcString {
 pub fn from_rust_string(s: &str) -> LwcString {
     unsafe {
         let mut interned_string = null();
-        do str::as_c_str(s) |cs| {
+        do s.as_c_str |cs| {
             let code = lwc_intern_string(cs,
                                          s.len() as size_t,
                                          to_mut_unsafe_ptr(&mut interned_string));
@@ -118,10 +118,9 @@ fn smoke_test() {
 #[test]
 fn multithreading_test() {
     use std::task;
-    use std::uint;
     use std::vec;
-    for uint::range(0, 100) |i| {
-        for 50.times {
+    for i in range(0, 100) {
+        for _ in range(0, 50) {
             do task::spawn {
                 let s = vec::from_elem(i + 1, 0).to_str();
                 let s = from_rust_string(s);