Ubuntu compiling OpenSSL encounters problems

To find OpenSSL in a file that uses PHP extension ext without recompiling PHP,

Copy the Config0.m4 file, named Config.m4,

Then take advantage of the./configure--with-php-config=php-config file directory--with-openssl,

Generate configure file, error in generating makefile file, cannot find OpenSSL ' s<evl.h> error,

The reason is that there are no three files installed Libcurl4-open-dev pkg-config Libssl-dev, using Apt-get to install the file,

Then execute make make install

Ubuntu compiling OpenSSL encounters problems