i recompiled gtk with the X useflag and now this is what happens
Launching './Browser/start-tor-browser --detach --verbose'...
XPCOMGlueLoad error for file /home/king/tor-browser/Browser/libxul.so:
/home/king/tor-browser/Browser/libxul.so: undefined symbol: gdk_x11_display_get_xdisplay
Couldn't load XPCOM.