There are various macros and definitions helpful during Win32 assembly programming using Netwide Assembler (NASM). Macros here are collected from various sources and stolen from many awesome coders :) Here is a short list (and incomplete): - Konstantin Boldyshev - Tomasz Grysztar - Bartosz Wójcik - ScrontSoft - Sergey Chaban - fOSSiL - The Owl - Joergen Ibsen / Jibz