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Communications Technical Reference, Volume 2

RD Utility

Purpose

Gets the pointer to the read queue.

Syntax

#define RD(q) ((q)-1)

Description

The RD utility accepts a write-queue pointer, specified by the q parameter, as an argument and returns a pointer to the read queue for the same module.

Parameters

q Specifies the write queue.

Implementation Specifics

This utility is part of STREAMS Kernel Extensions.

Related Information

The OTHERQ utility, WR utility.

List of Streams Programming References and Understanding STREAMS Messages in AIX Version 4.3 Communications Programming Concepts.


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