when I want to recompile kernel, make xconfig refuse to start. It says something like this: No exists variable $DISPLAY or cann't connect to display with spec. number What is format of this $DISPLAY? I try =0,1 and smth. like this but it doesn't work

when I want to recompile kernel, make xconfig refuse to start. It says something like this: No exists variable $DISPLAY or cann't connect to display with spec. number What is format of this $DISPLAY? I try =0,1 and smth. like this but it doesn't work