File list (Check if you may need any files):
unzip610b
.........\acorn
.........\.....\acorn.c
.........\.....\Contents
.........\.....\GMakefile
.........\.....\makefile
.........\.....\ReadMe
.........\.....\riscos.c
.........\.....\riscos.h
.........\.....\RunMe1st
.........\.....\srcrename
.........\.....\swiven.c
.........\.....\swiven.h
.........\amiga
.........\.....\amiga.c
.........\.....\amiga.h
.........\.....\Contents
.........\.....\crc_68.a
.........\.....\filedate.c
.........\.....\flate.a
.........\.....\makefile.azt
.........\.....\makesfx.c
.........\.....\smakefile
.........\.....\stat.c
.........\.....\z-stat.h
.........\aosvs
.........\.....\aosvs.c
.........\.....\aosvs.h
.........\.....\Contents
.........\.....\make_unz.cli
.........\.....\README
.........\api.c
.........\apihelp.c
.........\atari
.........\.....\atari.c
.........\.....\Contents
.........\.....\Makefile
.........\.....\Makefile.old
.........\.....\make_unz.mup
.........\.....\README.old
.........\atheos
.........\......\athcfg.h
.........\......\atheos.c
.........\......\atheos.h
.........\......\Contents
.........\......\Makefile
.........\......\README
.........\beos
.........\....\beocfg.h
.........\....\beos.c
.........\....\beos.h
.........\....\beosmain.cpp
.........\....\Contents
.........\....\Makefile
.........\....\README
.........\....\unzip.rsc
.........\....\unzipsfx.rsc
.........\BUGS
.........\bzip2
.........\.....\00README.IZ
.........\.....\descrbz2.mms
.........\.....\makbz2iz.msc
.........\.....\makbz2iz.wat
.........\.....\Makebz2.iz
.........\cmsmvs
.........\......\ccunzip.exec
.........\......\INSTALL.CMS
.........\......\mc.exec
.........\......\mvs.mki
.........\......\README.CMS
.........\......\README.MVS
.........\......\unzip.exec
.........\......\unzip.makefile
.........\......\unzmvsc.job
.........\......\unzvmc.exec
.........\......\vmmvs.c
.........\......\vmmvs.h
.........\......\vmstat.h
.........\......\WHATSNEW.CMS
.........\......\zipinfo.exec
.........\consts.h
.........\Contents
.........\COPYING.OLD
.........\crc32.c
.........\crc32.h
.........\crc_i386.S
.........\crypt.c
.........\crypt.h
.........\ebcdic.h
.........\envargs.c
.........\explode.c
.........\extract.c
.........\fileio.c
.........\file_id.diz
.........\flexos
.........\......\Contents
.........\......\flexos.c
.........\......\flxcfg.h
.........\......\hc.pro
.........\......\makefile