Fixed predefined macros to appear to be defined at a position referring to a file named '<built-in>'.

[SVN r34386]

libs/wave

@@ -1 +1 @@
-Subproject commit 55305c69cd301515e0544137adefcdcdb43f8615
+Subproject commit 8d6b92ca196771d5fd834bc178f2f0d99461ab2a