centos下nginx安装常见问题

1. pcre
./configure: error: the HTTP rewrite module requires the PCRE library.
使用：
yum install pcre pcre-devel
 
2. openssl
./configure: error: the HTTP cache module requires md5 functions from OpenSSL library.
使用：
yum install openssl openssl-devel


3. perl module
./configure: error: perl module ExtUtils::Embed is required 
使用：
$ yum install perl perl-devel perl-ExtUtils-Embed
 
4. gd
./configure: error: the HTTP image filter module requires the GD library.
使用：
yum install gd gd-devel