1.error：checking for gcc ... no
解决办法：yum install -y gcc
2.error：xml2-config not found. Please check your libxml2installation
解决办法：yum install -y libxml2-devel
3.error: Cannot find OpenSSL's
解决办法：yum install -y openssl openssl-devel
4.error：reinstall the libcurl
解决办法：yum install -y curl curl curl-devel
5.error: jpeglib.h not found.
解决办法：yum -y installlibjpeg-devel
6.error: freetype.h not found.
解决办法：yum install -y freetype freetype-devel
7.error: mcrypt.h notfound.
解决办法：
rpm -ivh"http://www.aminglinux.com/bbs/data/attachment/forum/month_1211/epel-release-6-7.noarch.rpm"
yum install -y libmcrypt-devel