编译php时遇到的错误

error 1

checking for xml2-config path...
configure: error: xml2-config not found. Please check your libxml2 installation.

lib库没装  先用 yum search 名字 看是否能搜到名字 ，找到名字后 把软件包 开发包装上

解决办法

yum install libxml2-devel.x86_64

error 2

checking for pkg-config... /usr/bin/pkg-config
configure: error: Cannot find OpenSSL's <evp.h>

ssl没装

解决办法

 yum  install  openssl.x86_64 openssl-devel.x86_64 -y

error 3

checking for BZip2 in default path... not found
configure: error: Please reinstall the BZip2 distribution

bzip2软件包没有安装

解决办法

yum install bzip2-devel.x86_64 -y

error 4

configure: error: Please reinstall the libcurl distribution -
    easy.h should be in <curl-dir>/include/curl/

curl和curl库文件没有安装

解决办法

yum install libcurl.x86_64 libcurl-devel.x86_64 -y

error 5

checking whether to enable JIS-mapped Japanese font support in GD... no
checking for fabsf... yes
checking for floorf... yes
configure: error: jpeglib.h not found

GD库没有安装

解决办法

yum install libjpeg.x86_64 libpng.x86_64 freetype.x86_64 libjpeg-devel.x86_64 libpng-devel.x86_64 freetype-devel.x86_64 -y

error 6

checking for stdarg.h... (cached) yes
checking for mcrypt support... yes
configure: error: mcrypt.h not found. Please reinstall libmcrypt.

libmcrypt库没有安装 ，要是不能用yum安装的话  就要去下载个gz包 自己编译安装

（编译安装  ./configure --piefix=/usr/local/libmcrypt   make && make install）

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
error7
要是错误里面含有mysql的  那是mysql-devel 没有安装
configure: error: Cannot find ldap libraries in /usr/lib

解决办法:

cp -frp /usr/lib64/libldap* /usr/lib/