High Quality Content by WIKIPEDIA articles! Xconfig is short for the 'xconfig' target for the Linux Makefile. It is a graphical Linux compilation utility, which uses Qt. The xconfig utility is invoked by running 'make xconfig' in the base Linux source directory. Qt has only been used in Kernel 2.6. Kernel 2.4 uses a Tcl/Tk configuration interface. A GTK+ interface is also available for Kernel 2.6. In software development, make is a utility for automatically building executable programs and libraries from source code. Files called makefiles specify how to derive the target program from each of its dependencies. Make can decide where to start through topological sorting.