assoc-if-not   nsubst-if-not       require            
  count-if-not   nsubstitute-if-not  set                
  delete-if-not  position-if-not     subst-if-not       
  find-if-not    provide             substitute-if-not  
  gentemp        rassoc-if-not                          
  member-if-not  remove-if-not                          

            Figure 1–2: Deprecated Functions