[MSDN Library April 2000] UnionRect (100%)

MSDN Library - April 2000 > Platform SDK > Graphics and Multimedia Services > Windows GDI > Rectangles > Rectangle Reference > Rectangle Functions

[MSDN Library September 1992] UnionRect (47.816091954023%)

Product Documentation > QuickC for Windows > Windows Programming Reference > Chapter 4 Functions Directory

[MSDN Library April 2000] UnionRect (43.3198380566802%)

MSDN Library - April 2000 > Windows CE Documentation > Application Development > API Reference > Core > Functions

[MSDN Library September 1992] UnionRect (40.1315789473684%)

Product Documentation > Win32 SDK for Windows NT > Programmer's Reference: API (prelim. ) > API Function Reference > U

[MSDN Library September 1992] UnionRect (31.203007518797%)

Product Documentation > Windows 3.1 SDK > Programmer's Reference Volume 2: Functions > Introduction > UV