153   nghttp2_ksl_blk *lblk = nghttp2_ksl_nth_node(ksl, blk, i)->blk, *rblk;  in ksl_split_node()  local
155   rblk = ksl_split_blk(ksl, lblk);  in ksl_split_node()
172                    nghttp2_ksl_nth_node(ksl, lblk, lblk->n - 1)->key);  in ksl_split_node()
188   nghttp2_ksl_blk *rblk = NULL, *lblk, *nhead = NULL;  in ksl_split_head()  local
196   lblk = ksl->head;  in ksl_split_head()
209                    nghttp2_ksl_nth_node(ksl, lblk, lblk->n - 1)->key);  in ksl_split_head()
210   node->blk = lblk;  in ksl_split_head()
361   nghttp2_ksl_blk *lblk, *rblk;  in ksl_merge_node()  local
365   lblk = nghttp2_ksl_nth_node(ksl, blk, i)->blk;  in ksl_merge_node()
368   assert(lblk->n + rblk->n < NGHTTP2_KSL_MAX_NBLK);  in ksl_merge_node()
370   memcpy(lblk->nodes + ksl->nodelen * lblk->n, rblk->nodes,  in ksl_merge_node()
373   lblk->n += rblk->n;  in ksl_merge_node()
374   lblk->next = rblk->next;  in ksl_merge_node()
375   if (lblk->next) {  in ksl_merge_node()
376     lblk->next->prev = lblk;  in ksl_merge_node()
378     ksl->back = lblk;  in ksl_merge_node()
385     ksl->head = lblk;  in ksl_merge_node()
389                      nghttp2_ksl_nth_node(ksl, lblk, lblk->n - 1)->key);  in ksl_merge_node()
392   return lblk;  in ksl_merge_node()