If any files are in both the list of SDK headers, and the list of RnD headers, then they're only zipped in the binaries_epoc_additional zip, and not the binaries_epoc_sdk zip.
--- a/common/build.postbuild.xml Mon Dec 07 13:03:36 2009 +0000
+++ b/common/build.postbuild.xml Mon Dec 07 15:22:47 2009 +0000
@@ -253,6 +253,7 @@
<arg value="a"/>
<arg value="-tzip"/>
<arg value="-i@${sf.sdk.header.list.file}"/>
+ <arg value="-x@${build.log.dir}/rnd_excludefile.txt"/>
<arg value="${build.drive}/output/zips/release/binaries_epoc_sdk.zip"/>
</exec>
<!-- Check that all the files we want in the SDK are zipped -->