Добрый день!

Сегодня ненароком увидел
на
https://www.firebirdsql.org/en/firebird-3-0-2/

Mac OS X 10.7+ 64-bit
July 20, 2017 Firebird-3.0.3-32738-5-x86_64.pkg 20 MB 64-bit package (Beta)
July 26, 2017 Firebird-3.0.3-32738-i386.pkg 20 MB 32-bit package (Beta)
July 27,2017 Firebird-3.0.3-32738-lipo-x86_64.pkg 37 MB 64-bit lipo package

Причем windows
32-bit Kits
March 22, 2017 Firebird-3.0.2.32703_0_Win32.exe 7 MB Windows executable installer, recommended for first-time users
March 22, 2017 Firebird-3.0.2.32703-0_Win32.zip 12 MB Zip kit for manual/custom installs

Чтобы это значило?