EHLLAPI

Emulator High Level Language Application Programming Interface (EHLLAPI) is an API which is provided by the following products:
 * OS/2 Extended Edition
 * OS/2 Extended Services
 * Communications Manager/2
 * Personal Communications

Documentation

 * SC31-6163-00 - IBM Communications Manager/2 Version 1.0 EHLLAPI Programming Reference

Links

 * Gary Pool: Using EHLLAPI in REXX - OS/2 e-Zine!