How to build the SMTP client library
To build CPP-SMTPClient-library, you need to tell your build system where to find its headers and source files. The exact way to do it depends on which build system you use, and is usually straightforward.
CPP-SMTPClient-library comes with a CMake build script (CMakeLists.txt)
that can be used on a wide range of platforms ("C" stands for cross-platform.).
If you don't have CMake installed already, you can download it for free from
http://www.cmake.org/.
CMake works by generating native makefiles or build projects that can be used in the compiler environment of your choice. You can either build CPP-SMTPClient-library as a standalone project or it can be incorporated into an existing CMake build for another project.
CPP-SMTPClient-library require OpenSSL so you can download one the precompiled version here: https://www.npcglib.org/~stathis/blog/precompiled-openssl/.
Build the CPP-SMTPClient-library on Linux
