安裝apache 提示APR not found 解決方法
推薦方法，注意版本號。
1.下載apr安裝包：
http://labs.mop.com/apache-mirror//apr/apr-1.4.6.tar.gz
tar zxvf apr-1.4.6.tar.gz
cd apr-1.4.6
./configure --prefix=/usr/local/apr
make && make install
2.下載apr-util安裝包：
http://labs.mop.com/apache-mirror//apr/apr-util-1.4.1.tar.gz
tar zxvf apr-util-1.4.1.tar.gz
cd apr-util-1.4.1
./configure --prefix=/usr/local/apr-util --with-apr=/usr/local/apr/bin/apr-1-config
3.下載pcre安裝包：
http://cdnetworks-kr-2.dl.sourceforge.net/project/pcre/pcre/8.30/pcre-8.30.zip
unzip pcre-8.30.zip
cd pcre-8.30
./configure --prefix=/usr/local/pcre
make && make install
4.安裝httpd包：
tar zxvf httpd-httpd-2.2.17.tar.bz2
cd httpd-2.2.17
./configure --prefix=/usr/local/apache2 --enable-so --enable-rewrite --with-apr=/usr/local/apr --with-apr-util=/usr/local/apr-util --with-pcre=/usr/local/pcre/bin/pcre-config
make && make install
安裝完成。
注： 下載最新版httpd包：
http://httpd.apache.org/dev/dist/httpd-2.4.2-deps.tar.bz2
http://httpd.apache.org/dev/dist/httpd-2.4.2.tar.bz2
解壓安裝 已集成APR，需安裝pcre支持。
安裝pcre同上3，
tar jxvf httpd-2.4.2.tar.bz2
tar jxvf httpd-2.4.2-deps.tar.bz2
tar jxvf httpd-2.4.2-deps.tar.bz2
cd httpd-2.4.2
./configure --prefix=/usr/local/apache2 --enable-so --enable-rewrite --with-pcre=/usr/local/pcre/bin/pcre-config
make && make install