1 files changed, 3 insertions, 0 deletions
diff --git a/TODO b/TODO
index 07974c94be..03514f8afa 100644
--- a/TODO
+++ b/TODO
@@ -8,6 +8,9 @@ Zend
     * look at replacing c-lib call tolower().
     * make hash API functions work with HASH_OF() to save time.
     * native large number support (probably with GNU GMP)
+    * Const'ify APIs. Right now, many functions leave parameters untouched,
+      but don't declare those as const. This makes interaction with other
+      interfaces difficult which pass const parameters to us. 
 
 global
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