2 all: hacking-howto.html debugging.html userguide.html ipc.html multi-monitor.html wsbar.html tree-migrating.html
4 hacking-howto.html: hacking-howto
7 debugging.html: debugging
10 userguide.html: userguide
13 tree-migrating.html: tree-migrating
20 multi-monitor.html: multi-monitor
27 rm -f */*.{aux,log,toc,bm,pdf,dvi}