linux下apache +php 常见错误解决方法
如果使用的是ubuntu或debian就很简单了，直接sudo apt-get install apache2 libapache2-mod-php5 php5 php5-gd 就基本上搞定，但是用源代码安装还是很麻烦～

wget http://www.boutell.com/gd/http/gd-2.0.11.tar.gz
tar zxvf gd-2.0.11.tar.gz
cd gd-2.0.11
sudo ./configure --prefix=/usr/local/gd2
sudo make
sudo make install再php:~/:./configure  …… --with-gd=/usr/local/gd2  ……
以下是基于yum install或者apt-get的。

1)

Configure: error: xml2-config not found. Please check your libxml2 installation.#yum install libxml2 libxml2-devel (For Redhat & Fedora)

# aptitude install libxml2-dev      (For ubuntu)
2)

Checking for pkg-config… /usr/bin/pkg-config 
configure: error: Cannot find OpenSSL’s <evp.h>#

yum install openssl openssl-devel
3)

Configure: error: Please reinstall the BZip2 distribution# yum 

install bzip2 bzip2-devel
4)

Configure: error: Please reinstall the libcurl distribution -easy.h should be in <curl-dir>/include/curl/# yum install curl curl-devel   (For Redhat & Fedora)
# install libcurl4-gnutls-dev    (For Ubuntu)
5)

Configure: error: libjpeg.(also) not found.

# yum install libjpeg libjpeg-devel
6)

Configure: error: libpng.(also) not found.

# yum install libpng libpng-devel
7)

Configure: error: freetype.h not found

.#yum install freetype-devel
8)

Configure: error: Unable to locate gmp.h

# yum install gmp-devel
9)

Configure: error: Cannot find MySQL header files under /usr.
Note that the MySQL client library is not bundled anymore!# yum install mysql-devel            (For Redhat & Fedora) 

# apt-get install libmysql++-dev      (For Ubuntu)
10)

Configure: error: Please reinstall the ncurses distribution

# yum install ncurses ncurses-devel
11)

Checking for unixODBC support… configure: error: ODBC header file ‘/usr/include/sqlext.h’ not found!

# yum install unixODBC-devel
12)

Configure: error: Cannot find pspell

# yum install pspell-devel
13)

configure: error: mcrypt.h not found. Please reinstall libmcrypt.# yum install libmcrypt libmcrypt-devel    (For Redhat & Fedora) 

# apt-get install libmcrypt-dev
14)

Configure: error: snmp.h not found. Check your SNMP installation.# 

yum install net-snmp net-snmp-devel
以上均是转载内容