All functions should now be documented.

--HG--
branch : HEAD
diff --git a/TODO b/TODO
index 54f858b..93f788b 100644
--- a/TODO
+++ b/TODO
@@ -11,8 +11,6 @@
 * zipcmp.c: In function `compare_zip':
 * zipcmp.c:189: warning: passing arg 3 of `compare_list' from incompatible pointer type
 * what is ZIP_CMD_CLOSE good for; check callers
-* documentation:
-	zip_error_sys_type
 * regression tests (duplicate file names, unchange, .{200})
 * code review
 * README