wrbuf_destroy allows NULL WRBUF passed to it

[yaz-moved-to-github.git] / include / yaz / wrbuf.h

diff --git a/include/yaz/wrbuf.h b/include/yaz/wrbuf.h
index 46b38f5..0f393a6 100644 (file)
--- a/include/yaz/wrbuf.h
+++ b/include/yaz/wrbuf.h
@@ -53,6 +53,8 @@ YAZ_EXPORT WRBUF wrbuf_alloc(void);
 
 /** \brief destroy WRBUF and its buffer
     \param b WRBUF
+ 
+    For YAZ 4.0.2 WRBUF b may be NULL.
  */
 YAZ_EXPORT void wrbuf_destroy(WRBUF b);