NAME

insque, remque − insert or remove an element in a queue

USAGE

struct qelem { structqelem *q_forw; structqelem *q_back; charq_data[]; };
 
insque(elem, pred) struct qelem *elem, *pred;
 
remque(elem) struct qelem *elem;

DESCRIPTION

Insque and remque manipulate queues built from doubly linked lists.  Each element in the queue must be in the form of struct qelem.  Insque inserts elem in a queue immediately after pred; remque removes an entry elem from a queue.