FORMS 4.0 and Motif on UNIX

Hi,
  Just another inane question, but does FORMS 4.0 need Motif when using it on a UNIX platform ? And if it does, is there a switch to tell it to use Motif or an OpenLook look and feel ?

-- 
        Michael D. Grapevine 
        NSWC PHD
        Code 4G53 
	4363 Missile Way
        Port Hueneme, CA 93043-4307
        Email 1: grape_at_suned1.nswses.navy.mil
 
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