elf2e32 to emit .extern instead of .comm directives for --asm=gas, --dump=a. Interim solution for bugs 3117 and 2979
EXPORTS
?NewLC@CVarMessenger@@SAPAV1@AAVCConsoleBase@@ABVTDesC16@@@Z @ 1 NONAME ; class CVarMessenger * CVarMessenger::NewLC(class CConsoleBase &, class TDesC16 const &)
?ShowMessage@CVarMessenger@@QAEXXZ @ 2 NONAME ; void CVarMessenger::ShowMessage(void)