File list (Check if you may need any files):
WVLT
....\LIB
....\...\GETOPT.C
....\...\LINTOK.H
....\...\LOCAL.H
....\...\MAKEFILE
....\...\MAKEFILE.TC
....\...\UTIL.H
....\...\WFLTR.3
....\...\WFLTR.C
....\...\WREFINE.3
....\...\WREFINED.C
....\...\WREFINEF.C
....\...\WREFINE_T.C
....\...\WREFINE_T.C.bak
....\...\WVLT.H
....\...\WXFRM.3
....\...\WXFRMD.C
....\...\WXFRMF.C
....\...\WXFRM_T.C
....\PPMWTHRE
....\........\IMG.C
....\........\IMG.H
....\........\LOCAL.H
....\........\MAIN.C
....\........\MAKEFILE
....\........\MAKEFILE.TC
....\WREFINE
....\.......\LOCAL.H
....\.......\MAIN.C
....\WXFRM
....\.....\LOCAL.H
....\.....\MAIN.C
....\可执行程序
....\..........\PPMWTHRE.EXE
....\..........\WREFINE.EXE
....\..........\WXFRM.EXE