porting 8086 or 8087 would just be the unsmartest thing you could do, you open acces into your computer for everyone to use, it's like open a store with candy and tell kids to take whatever they want and how much they want.
But if it's only for a few friends that you know very well, then thats up too you.
[Got an apple router?]
If you got a Airport Express/Airport Extreme, for pc then download this software here: http://support.apple.com/kb/DL1547
mac version can be found on the appstore.
If you don't know how to use the program then follow this