[wfong@enlightenment manual]$ make clean
rm *.fo html/*.html pdfs/*pdf build/fo.titlepage.spec www/*.php entities.ent
rm: cannot remove `*.fo': No such file or directory
rm: cannot remove `html/*.html': No such file or directory
rm: cannot remove `pdfs/*pdf': No such file or directory
rm: cannot remove `build/fo.titlepage.spec': No such file or directory
rm: cannot remove `www/*.php': No such file or directory
rm: cannot remove `entities.ent': No such file or directory
make: [clean] Error 1 (ignored)