+ (eql 0 (position-if-not #'evenp seq))
+ (eql 0 (search #(1) seq))
+ (eql 1 (search #(4 5) seq :key 'oddp))
+ (eql 1 (search #(-2) seq :test (lambda (a b) (= (- a) b))))
+ (eql 4 (search #(1) seq :start2 1))
+ (null (search #(3) seq :start2 3))
+ (eql 2 (search #(3) seq :start2 2))
+ (eql 0 (search #(1 2) seq))
+ (null (search #(2 1 3) seq))
+ (eql 0 (search #(0 1 2 4) seq :start1 1 :end1 3))
+ (eql 3 (search #(0 2 1 4) seq :start1 1 :end1 3))
+ (eql 4 (search #(1) seq :from-end t))
+ (eql 0 (search #(1 2) seq :from-end t))
+ (null (search #(1 2) seq :from-end t :start2 1))
+ (eql 0 (search #(0 1 2 4) seq :from-end t :start1 1 :end1 3))
+ (eql 3 (search #(0 2 1 4) seq :from-end t :start1 1 :end1 3))
+ (null (search #(2 1 3) seq :from-end t))))