c_qempty - Determine if a queue is empty

SYNTAX

long FUNCTION c_qempty(q)

     long q;        

PARAMETERS

q (long, input)

The number of the queue to check.

DESCRIPTION

This routine is used to determine if a given queue is empty.

RETURN VALUE

c_qempty() returns

     1 --> The queue is empty (has no entries).
     0 --> The queue is not empty.