No matter what OS you're using, you need to learn WML (Wesnoth Markup Language) to do anything like that.
What do you mean with "unit of mac"? If you mean "unit of mass", the official unit, used worldwide, is the kilogram.
No, not on the Mac operating system but you can install Windows on a Mac.
kevin mac
No its not
One can create custom Mac icons by downloading the software "Folder Icon Changer". This software allows one to customize icons by downloading personal pictures, or selecting from icons already included with the software.
Unfortunately, no, you cant. Only on a PC or a Mac
yes depends
Most likely not. It hasn't been announced yet, but most likely, it will not be released on Mac.
yes they are
When installing Mac OS X you can select a custom installation option from a drop down menu that allows you to decide which applications etc. are installed.
yes you can i say that
yes you just need to find a tutorial on how to put custom maps in your saves on a mac