William Roberts <williamr@symbian.org> [Thu, 08 Apr 2010 20:18:37 +0100] rev 20
Add missing EXPORT_C in cpp files, and reinstate the DEF file additions, to fix Bug 2473
Mystery solved - RVCT 2.2 only exports functions on the basis of EXPORT_C, but RVCT 4.0 is triggered by the IMPORT_C as well