判断网络上某个TCP/IP主机是否可以连通的C函数库

linux默认情况下，Linux可以使用6个虚拟控制台来登录本地Linux (本地终端) 系统，当然，这个设置是可以修改的(修改文件/etc/inittab)。每一个虚拟控制台允许让一个用户登录，我们可以使用 ALT+Fn(n=1,2,3,4,5,6)来登录或者是切换到某个虚拟控制台，它们分别对应tty1到tty6虚拟终端。-linux by default, Linux can use 6 virtual consoles to log in local Linux (local terminal) system, of course, this setting can be amended (to modify the file/etc/inittab). Each virtual console to allow a user log, we can use ALT+ Fn (n = 1,2,3,4,5,6) to log in or switch to a virtual console, tty1 they correspond to tty6 virtual terminal.

此程序为linux触摸屏驱动程序，这是我花4千元买的教学试验平台带的，绝对经典。-This program for linux touch screen driver, this is I spent 4 thousand dollars to buy the teaching test platform with absolute classic.

linux下arp查询的源代码，可以检测网关MAC，自动探测IP冲突-linux your arp查Daitou measured tungsten cavity询， You can collapse Master Shouson She hung自， MAC stretch twitter vegetables IP Phone Service

NPTL的使用是大势所趋，学习使用NPTL的教程-NPTL is the general trend of using and learning to use the NPTL

GNU 系统开发优化 C 语言程序的应用程序，能够使源程序产生缩进效果，增加程序的可读性-GNU system optimized C language development of the application procedures, so that the source can produce indented effect, increased program readability

用ADS1.2做的S3C44B0源程序。-ADS1.2 do with the S3C44B0 source.

rxvt经典的linux下的终端.小巧实用-rxvt classic linux under the terminal. Compact practical

Intel提供的在Sitsang等嵌入式开发平台上使用Linux操作系统，基于IPP4.0库的MPEG4解码器源代码-Intel Sitsang Evaluation Board in the embedded development platform such as the use of the Linux operating system, based on IPP4.0 for MPEG4 decoder source code

目录 第1章　介绍 第2章　安装 FreeBSD 第3章　UNIX 基础 第4章　安装应用程序: Packages 和 Ports 第5章　X Window 系统 -Contents Chapter 1 Introduction Chapter 2 install FreeBSD Chapter 3 UNIX Chapter 4 install the application: Packages and Ports Chapter 5 X Window System

BeginningLinuxProgramming example8