首先下载安装包和关联包
1.下载apr-1.5.1-tar.gz和apr-util-1.5.3.tar.gz 网站:http://apr.apache.org/download.cgi
2.下载pcre-8.33.tar.gz 网站 : ftp://ftp.csx.cam.ac.uk/pub/software/programming/pcre/
3. 下载httpd-2.4.9.tar.gz 网站 : http://httpd.apache.org/download.cgi#apache24
1.安装过程中出现的问题
#./configure –prefix……检查编辑环境时出现：
1. 缺失 APR APR-util
configure: error: Bundled APR requested but not found at ./srclib/. Download and unpack the corresponding apr and apr-util packages to ./srclib/.
解决办法：
将APR和APR-util源码下载，解压放到httpd-2.4.3/srclib里面，并去除版本号
cp -r apr-1.5.1 httpd-2.4.9/srclib/apr
cp -r apr-util-1.5.3 httpd-2.4.9/srclib/apr-util
2. 缺少pcre
configure: error: pcre-config for libpcre not found. PCRE is required and available from
解决办法：
下载pcre，编译
tar zxvf pcre-8.33.tar.gz
cd pcre-8.33
./configure && make && make install
3. mod_ssl
checking whether to enable mod_ssl… configure: error: mod_ssl has been requested but can not be built due to prerequisite failures
解决办法：yum install openssl-devel