diff --git a/README b/README
index 8e46eda..db3f0b5 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-             xdc-H15 (corevers:; B:200,G:200,R:200)
+             xdc-H16 (corevers:; B:200,G:200,R:200)
                        eXpanDed C Tools (XDCtools)
@@ -64,22 +64,21 @@
-xdc.runtime Error.xdt was missing defines for Log calls, so the logger and
-	    functions that were used were not the intended ones, and a test
-	    in the regresstest tree (ErrorRaiseLogTest1) was falling
+xdc.runtime added tags for Functional Requirements
-	    added a cast (void *) in front of a string literal to avoid a
-	    MISRA warning
+	    removed 'char *' cast from System because it doesn;t help for
-	    visitRope and visitRope2 had a function parameter of the generic
-	    function type xdc_Fxn. But, all functions that are passed as
-	    arguments for that parameter have a very specific type, so
-	    visitRope and visitRope2 can just use that specific type in the
-	    function signature
+	    changed parameter names in Rta from 'log' to 'logNum' because
+	    Klocwork tags 'log' as a name from the standard library that we
+	    should not be using
-core	    xdc_Fxn cast was added to the config parameters that already had
-	    a different cast in front of xdc_Fxn. No need for xdc_Fxn in that
-	    case so it is removed
+	    deleted our definition of NULL. We had because some old compilers
+	    were not defining it, but we are now supporting only C99 compatible
+	    compilers and the C99 standard requires that NULL is defined
+	    new directory with architecture docs is added
diff --git a/ident.c b/ident.c
index 8621c55..4d108e3 100644
--- a/ident.c
+++ b/ident.c
@@ -2,7 +2,7 @@
  *  ======== ident.c ========
-#define _VERS_ "@(#)*** xdc-H15"
+#define _VERS_ "@(#)*** xdc-H16"
 static char __NAME[] = _NAME_;
 static char __DATE[] = _DATE_;