[patch] www/firefox4 on ia64

[Anton Shterenlikht]

firefox4 builds on my ia64 with the patch given in
this bug report:

https://bugzilla.mozilla.org/show_bug.cgi?id=638056

Can you please review it.

However, firefox4 dumps core on startup anyway.

Many thanks
Anton

-- 
Anton Shterenlikht
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