don't try to compile text

Author: coke

doc/Type/IO/Handle.pod6

@@ -53,7 +53,7 @@ to implode, depending on a particular implementation.
 
 The mode details are:
 
-=begin code :allow< B R >
+=begin code :skip-test :allow< B R >
     :mode<ro>  means "read only"
     :mode<wo>  means "write only"
     :mode<rw>  means "read and write"