Turn off rtti, for vc-7.1, only for the compile of the source files not for the complete library. (merge from head)

[SVN r34444]

libs/wave

@@ -1 +1 @@
-Subproject commit cd902b3a8854361b52512892f0ac784876d7dca5
+Subproject commit d04d07a9dec3db239a3fcc6a8305c469181f11cf