Drv32
The full name is" Device Driver Development Kit for 32 Bit Drivers".
A development kit to make developing new device drivers very easy. This kit contains header files and a library that contains all of the system related interfaces and thunking modules necessary to build a 32 bit device driver on OS/2. The only thing you need to focus on is your unique code for your device. Then simply link to the library and you can start testing your code. Examples of working drivers are included in the kit. Some of the Multimac drivers are based on this kit.