Implemented RObjectIx-based memoryaccess APIs.
Upshot is that objinfo now works again on platforms that define FSHELL_NO_DOBJECTIX_SUPPORT.
EXPORTS
_ZN12RExtraBtrace15EnableProfilingEi @ 1 NONAME
_ZN12RExtraBtrace5CloseEv @ 2 NONAME
_ZN12RExtraBtrace7ConnectEv @ 3 NONAME
_ZN12RExtraBtraceC1Ev @ 4 NONAME
_ZN12RExtraBtraceC2Ev @ 5 NONAME
_ZNK12RExtraBtrace6HandleEv @ 6 NONAME