Updated Working on Windows (markdown)

Working-on-Windows.md

@@ -10,10 +10,12 @@ https://visualstudio.microsoft.com/vs/community/
 *Note* Visual studio is large and somewhat resource intensive, you should have a recently modern computer to use it.
 
 #### MinGW-W64/GCC
-This is an open source C/C++ toolchain that is very lightweight. The best way to get MinGW and GCC is via the W64Devkit
+This is an open source C/C++ toolchain that is very lightweight. The best way to get MinGW-W64 and GCC is via the W64Devkit
 https://github.com/skeeto/w64devkit/
 Download the w64devkit zip file, unzip it and run W64Devkit.exe. that will give you a terminal that is ready to go.
 
+*Note* that old MinGW (Not w64) from mingw.org will not work with raylib. You need to use MinGW-w64.
+
 ## Game-Premake, the simple solution to get started quickly.
 The game premake system is quite honestly the simplest way to get started on windows. It is a solution that uses premake to generate a build system specifically for raylib for you. It handles everything including setting up raylib.