Mozilla-linux-gtk1 doesn't work with linux-xorg-libs

[mag at intron.ac]

     Mozilla-linux-gtk1 (www/linux-mozilla) will hang up against
linux-xorg-libs (FC3, 4). This has been confusing me in last several days.
But Mozilla-linux-gtk1 works with linux-XFree86-libs-4.3.99.902_7.
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