A1、安装zlib
tar xzvf zlib-1.2.2.tar.gz
cd zlib-1.2.2
#不要用--prefix自定义安装目录，影响gd的安装
./configure
make
make install
A2、安装freetype
tar xzvf freetype-2.1.5.tar.gz
cd freetype-2.1.5
./configure --prefix=/usr/local/modules/freetype
make
make install
A3、安装libpng
tar xzvf libpng-1.2.5.tar.gz
#不要用--prefix自定义安装目录，影响gd的安装
cd libpng-1.2.5
cp scripts/makefile.std makefile
make test
make install
A3、安装jpeg
tar xzvf jpegsrc.v6b.tar.gz
./configure --prefix=/usr/local/modules/jpeg6 --enable-shared --enable-static
make
make install
A4、安装GD
tar xzvf gd-2.0.33.tar.gz
./configure --prefix=/usr/local/modules/gd --with-jpeg=/usr/local/modules/jpeg6 --with-png --with-zlib --with-freetype=/usr/local/modules/freetype
make
make install
