例5-20\Makefile
......\bkgrd.dsp
......\bkgrd.dsw
......\video.avi
......\bkgrd.ncb
......\Debug\vc60.pdb
......\.....\bkgrd.obj
......\.....\bkgrd.exe
......\.....\bkgrd.pdb
......\bkgrd.plg
......\bkgrd.c
......\bkgrd.opt
......\Debug
例5-20