Revised fix for bug 3111 - switch to usrt4_0.lib, which is exported unconditionally
usrt3_1.lib is invisibly exported by an FLM, so in platform builds this failed with "No rule to make usrt3_1.dso"
EXPORTS
?KeyDataConvTable@@YAXAAUSConvTable@@AAI1AAUSScanCodeBlockList@@AAUSKeyCodeList@@@Z @ 1 NONAME ; void __cdecl KeyDataConvTable(struct SConvTable &,unsigned int &,unsigned int &,struct SScanCodeBlockList &,struct SKeyCodeList &)
?KeyDataFuncTable@@YAXAAUSFuncTables@@@Z @ 2 NONAME ; void __cdecl KeyDataFuncTable(struct SFuncTables &)
?KeyDataSettings@@YAXAAW4TRadix@@AAW4TCtrlDigitsTermination@@AAH2@Z @ 3 NONAME ; void __cdecl KeyDataSettings(enum TRadix &,enum TCtrlDigitsTermination &,int &,int &)