Binary package “xfce4-utils” in ubuntu precise
Various tools for Xfce
This package contains xfrun4, xfterm4, xflock4, xfmountdev4, xfbrowser4,
startxfce4, xfhelp4, xfce4-about, eight tools for Xfce. Xfce is a desktop
environment that uses the GTK+ library and isn't resource-hungry.
.
If you want to use xfmountdev4, be sure to install Thunar before because it's
called by it.