[MSDN Library April 2000] MAKELPARAM (100%)
MSDN Library - April 2000 > Platform SDK > User Interface Services > Windows User Interface > Windowing > Windows > Window Reference > Window Macros
[MSDN Library September 1992] MAKELPARAM (50.8069381598793%)
Product Documentation > Windows 3.1 SDK > Programmer's Reference Volume 3: Messages, Structures, and Macros > Chapter 4 Macros
[MSDN Library April 2000] MAKELPARAM (41.2259615384615%)
MSDN Library - April 2000 > Windows CE Documentation > Application Development > API Reference > Core > Macros