not exactly sure what the solution is but $LD_LIBRARY_PATH=/usr/lib/xulrunner-1.9.1.5/ gjs will get it running (actual library path may be different depending on xulrunner version)
not exactly sure what the solution is but PATH=/usr/ lib/xulrunner- 1.9.1.5/ gjs
$LD_LIBRARY_
will get it running (actual library path may be different depending on xulrunner version)