fully deinstall X

[Noah]

Hi,

how can I fully deinstall X 
I will reinstall after I rebuild my machine with a 4.9-Stable system

# !pkg                         [/usr/ports/net/cvsup-without-gui]
pkg_info | grep XFree86
XFree86-FontServer-4.2.0 XFree86-4 Font Server
XFree86-Server-4.2.0_3 XFree86-4 X server and related programs
XFree86-documents-4.2.0 XFree86-4 Document Files
XFree86-font100dpi-4.2.0 XFree86-4 bitmap 100 dpi fonts
XFree86-font75dpi-4.2.0 XFree86-4 bitmap 75 dpi fonts
XFree86-fontCyrillic-4.2.0 XFree86-4 Cyrillic Fonts
XFree86-fontDefaultBitmaps-4.2.0 XFree86-4 default bitmap fonts
XFree86-fontEncodings-4.2.0 XFree86-4 font encoding files
XFree86-fontScalable-4.2.0 XFree86-4 Scalable font files
imake-4.2.0_1       Imake and other utilities from XFree86
imake-4.3.0         Imake and other utilities from XFree86


Thanks in advance,

Noah