next 19 bidlist.c newnode->next = NULL; next 21 bidlist.c blist->tail->next = newnode; next 33 bidlist.c bidnode* next = node->next; next 35 bidlist.c blist->mark = node->next; next 37 bidlist.c if(next!= NULL){ next 38 bidlist.c next->prev = prev; next 43 bidlist.c prev->next = next; next 45 bidlist.c blist->head = next; next 60 bidlist.c point = point->next; next 72 bidlist.c blist->mark = blist->mark->next; next 7 bidlist.h struct bidnode* next;