Instructions:
Download the Open SSL Installer
http://www.shininglightpro.com/products/Win32OpenSSL.html->
Install Open SSL
->
Restart Computer
->
Open mIRC
->
$sslready should now return $true
This is probably the installer you need:
http://www.shininglightpro.com/download/Win32OpenSSL-0_9_8e.exe