-void *find234(tree234 *t, void *e, cmpfn234 cmp);
-void *findrel234(tree234 *t, void *e, cmpfn234 cmp, int relation);
-void *findpos234(tree234 *t, void *e, cmpfn234 cmp, int *index);
-void *findrelpos234(tree234 *t, void *e, cmpfn234 cmp, int relation,
+void *find234(tree234 * t, void *e, cmpfn234 cmp);
+void *findrel234(tree234 * t, void *e, cmpfn234 cmp, int relation);
+void *findpos234(tree234 * t, void *e, cmpfn234 cmp, int *index);
+void *findrelpos234(tree234 * t, void *e, cmpfn234 cmp, int relation,