Компиляция (dll) в Visual Studio 2013
x86
perl Configure VC-WIN32 no-asm --prefix=C:\Libs\\builds\vc120-x86-release-shared --openssldir=C:\Libs\\builds\vc120-x86-release-shared\ssl
nmake
nmake test (не обязательно)
nmake install
nmake clean
x64
perl Configure VC-WIN64A no-asm --prefix=C:\Libs\\builds\vc120-x64-release-shared --openssldir=C:\Libs\\builds\vc120-x64-release-shared\ssl
nmake
nmake test (не обязательно)
nmake install
nmake clean