wine: wine - Windows API Compatibility Layer 
wine: 
wine: Think of Wine as a compatibility layer for running Windows programs.
wine: Wine does not require Microsoft Windows, as it is a completely free
wine: alternative implementation of the Windows API consisting of 100%
wine: non-Microsoft code, however Wine can optionally use native Windows
wine: DLLs if they are available. Wine provides both a development toolkit
wine: for porting Windows source code to Unix as well as a program loader,
wine: allowing many unmodified Windows programs to run on x86-based Unixes,
wine: including Linux, FreeBSD, Mac OS X, and Solaris.
wine: