Enhance the base/rom extension to generate the symbol file of the rom built.
The symbol file is placed in epoc32/rom/<baseport_name>, along with the rom log and final oby file.
EXPORTS
_ZN4Locl9AmPmTableEv @ 1 NONAME ; Locl::AmPmTable()
_ZN4Locl7CharSetEv @ 2 NONAME ; Locl::CharSet()
_ZN4Locl9CollTableEv @ 3 NONAME ; Locl::CollTable()
_ZN4Locl14CurrencySymbolEv @ 4 NONAME ; Locl::CurrencySymbol()
_ZN4Locl15DateSuffixTableEv @ 5 NONAME ; Locl::DateSuffixTable()
_ZN4Locl11DayAbbTableEv @ 6 NONAME ; Locl::DayAbbTable()
_ZN4Locl8DayTableEv @ 7 NONAME ; Locl::DayTable()
_ZN4Locl9FoldTableEv @ 8 NONAME ; Locl::FoldTable()
_ZN4Locl8LanguageEv @ 9 NONAME ; Locl::Language()
_ZN4Locl10LocaleDataEP11SLocaleData @ 10 NONAME ; Locl::LocaleData(SLocaleData*)
_ZN4Locl10LowerTableEv @ 11 NONAME ; Locl::LowerTable()
_ZN4Locl13MonthAbbTableEv @ 12 NONAME ; Locl::MonthAbbTable()
_ZN4Locl10MonthTableEv @ 13 NONAME ; Locl::MonthTable()
_ZN4Locl8MsgTableEv @ 14 NONAME ; Locl::MsgTable()
_ZN4Locl9TypeTableEv @ 15 NONAME ; Locl::TypeTable()
_ZN4Locl7UniCodeEv @ 16 NONAME ; Locl::UniCode()
_ZN4Locl10UpperTableEv @ 17 NONAME ; Locl::UpperTable()
_ZN4Locl19ShortDateFormatSpecEv @ 18 NONAME ; Locl::ShortDateFormatSpec()
_ZN4Locl18LongDateFormatSpecEv @ 19 NONAME ; Locl::LongDateFormatSpec()
_ZN4Locl14TimeFormatSpecEv @ 20 NONAME ; Locl::TimeFormatSpec()
_ZN4Locl19FatUtilityFunctionsEv @ 21 NONAME ; Locl::FatUtilityFunctions()