calc %@retval% > nul || set modskip=0 ! set /a modskip=%@retval% - 0x40000 + 1 > nul
cat --skip=%modskip% (md)0x200+1 | set modpath=
cat --length=%modskip% (md)0x200+1 | set modroot=
if exist %modroot%%modpath%RUN |; if exist %@root%%modpath%RUN && set modroot=%@root% ! find --set-root --devices=chpu %modpath%RUN &; set modroot=%@root%