diff -up xinit-1.3.4/startx.cpp~ xinit-1.3.4/startx.cpp

--- xinit-1.3.4/startx.cpp~	2015-03-18 12:13:11.000000000 +0100

+++ xinit-1.3.4/startx.cpp	2015-03-18 12:49:49.445624223 +0100

@@ -140,8 +140,10 @@

         have_vtarg="yes"

     fi

 done

-if [ "$have_vtarg" = "no" ]; then

+if [ "$have_vtarg" = "no" -a x"$vtarg" != x ]; then

     serverargs="$serverargs $vtarg"

+    XCOMM Fedora specific mod to make X run as non root

+    export XORG_RUN_AS_USER_OK=1

 fi

 XCOMM if no display, use default