Programmer's Reference

OS/2

Required software

The IBM VisualAge C++ compiler, or another compatible compiler, is required to write user primitives.

User primitives

User primitives must be placed in a separate DLL. The DLL name must be specified in the Smalltalk primitive declaration.

PlatformFunction calling convention

All functions called by way of the PlatformFunction mechanism must be declared with the _System calling convention.


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