php编译常见错误（已安装MySQL和Apache环境下）
错误1：
configure: error: jpeglib.h not found.
yum install libjpeg libjpeg-devel -y
错误2：
configure: error: xslt-config not found. Please reinstall the libxslt >= 1.1.0 distribution
yum install libxslt-devel -y
错误3：
configure: error: xml2-config not found. Please check your libxml2 installation.
yum install libxml2 libxml2-devel -y
错误4：
configure: error: Cannot find OpenSSL's <evp.h>
yum install openssl-devel openssl-perl -y
错误5：
configure: error: Please reinstall the libcurl distribution -
easy.h should be in <curl-dir>/include/curl/
yum install curl curl-devel -y
错误：6
configure: error: png.h not found.
yum install libpng libpng-devel -y
错误7：
configure: error: freetype.h not found.
yum install freetype freetype-devel -y
错误8：
configure: error: Please reinstall the iconv library.
源码安装 libiconv
为避免以上错误，可以在编译前批量安装如下软件
yum install libjpeg libjpeg-devel libxslt-devel libxml2 libxml2-devel openssl-devel openssl-perl curl curl-devel libpng libpng-devel freetype freetype-devel -y
源码安装libiconv，软件自行下载即可
tar zxf libiconv-1.14.tar.gz
cd libiconv-1.14
./configure --prefix=/usr/local/libiconv
make & make install
