File list (Check if you may need any files):
calc
....\about.c
....\calc.h
....\calc.rbuild
....\convert.c
....\copying.txt
....\function.c
....\fun_mpfr.c
....\help.txt
....\lang
....\....\bg-BG.rc
....\....\cs-CZ.rc
....\....\de-DE.rc
....\....\en-US.rc
....\....\es-ES.rc
....\....\it-IT.rc
....\....\ko-KR.rc
....\....\nl-NL.rc
....\....\no-NO.rc
....\....\pl-PL.rc
....\....\ru-RU.rc
....\....\sk-SK.rc
....\....\uk-UA.rc
....\readme.txt
....\res
....\resource.h
....\resource.rc
....\rpn.c
....\rpn_mpfr.c
....\todo.txt
....\utl.c
....\utl_mpfr.c
....\whatsnew.txt
....\winmain.c
....\wmmsg.h