Differences

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+====== UT_ERR/UT_WERMS - Vector $CC======
+This vector prints an error message to a channel.
+^Call Parameters^^Return Parameters^^
+|D0.L|Error code|D0.L|Preserved.|
+|A0.L|Channel ID|A0.L|Preserved.|
+===== Errors =====
+No errors are returned by this vector call.
+===== Notes =====
+  * All registers not shown above are not used on entry and are preserved on exit.
+  * This must not be called in supervisor mode unless A0 is zero.
+  * If D0.L is positive no action is taken.
+===== Example =====
+The example below shows the use of this trap call to print the error code in D0.L to the channel whose ID is in A0.L.
+<code>
+        movea.w UT_ERR,A2       ; Vector address $CC.
+       	jsr	(a2)		; Make the call
+</code>