问题1：出现如下错误：

./configure: error: the HTTP rewrite module requires the PCRE library.
You can either disable the module by using --without-http_rewrite_module
option, or install the PCRE library into the system, or build the PCRE library
statically from the source with nginx by using --with-pcre= option.
解决方案：
输入指令：
sudo apt-get update
sudo apt-get install libpcre3 libpcre3-dev

问题2：出现如下错误：

./configure: error: the HTTP gzip module requires the zlib library.
You can either disable the module by using --without-http_gzip_module
option, or install the zlib library into the system, or build the zlib library
statically from the source with nginx by using --with-zlib= option.
解决方案：
输入指令
sudo apt-get install zlib1g-dev