经典的unix下telnet的c代码

写一个脚本文件checkuser,该脚本运行时带一个用户名作为参数，具体要求如下： 1)如果命令行格式不符合要求，应有错误提示信息； 2)在/etc/passwd文件中查找是否有该用户， 如有，则输出“Found in the /etc/passwd file.” 否则，输出“No such on our system” -Write a script file checkuser, the script run-time with a user name as a parameter, and specific requirements are as follows: 1) If the command-line format does not meet the requirements, there should be error message 2) in/etc/passwd file to check if there were any users, and if so, then the output " Found in the/etc/passwd file. " Otherwise, output" No such on our system "

用于移植在pthread环境中开发的应用程序到没有pthread支持的环境-for transplantation pthread environment in the development of applications that in the absence of a supportive environment pthread

linux平台下WEB服务器 mini-httpd,mattows-WEB server under linux platform for mini-httpd, mattows

实现linux java ping 及traceroute 功能-Realize linux java ping and traceroute functions

amr（自动多速率）宽带语音编码源程序，适用于linux环境-amr (automatic multi-rate) wideband speech coding source for linux environment

要求上传五份源代码, 这是重量级的, 苹果达尔文服务器源代码, RTSP, RTP/RTCP等等, 其中RTSP解析, RTP/RTCP接收发送等等高效源码-request upload five source code, which is the heavyweight, Apple Darwin server source code, RTSP, RTP/RTCP, etc., analytic RTSP, RTP/RTCP receive this efficient source, etc.

Linux设备驱动程序第三版,非常经典,Linux设备驱动编程必看-Linux device driver ver3

介绍linux下文件和设备编程-introduced documents and device programming

PThreads Primerlinux 线程讲得很透彻-Thread PThreads Primerlinux very thorough

使用ZLIB字符串压缩代码,基于WINDOWS和LINUX的通用代码-ZLib compression code to use string, based on WINDOWS and LINUX generic code