1 files changed, 3 insertions, 0 deletions
diff --git a/dict.c b/dict.c
index 3579f64d..6de2f03f 100644
--- a/dict.c
+++ b/dict.c
@@ -150,6 +150,9 @@ unsigned int rand_seed = 0;
  * Do the dictionary mutex initialization.
  * this function is not thread safe, initialization should
  * preferably be done once at startup
+ *
+ * Returns 0 if initialization was already done, and 1 if that
+ * call led to the initialization
  */
 int xmlInitializeDict(void) {
     if (xmlDictInitialized)