/usr/bin/dfbdump
/usr/bin/dfbfx
/usr/bin/dfbg
/usr/bin/dfbinfo
/usr/bin/dfbinput
/usr/bin/dfbinspector
/usr/bin/dfblayer
/usr/bin/dfbmaster
/usr/bin/dfbpenmount
/usr/bin/dfbscreen
/usr/bin/mkdfiff
/usr/bin/mkdgiff
/usr/bin/uwmdump
You may install this package on Debian with
apt-get
install libdirectfb-bin