New IEEE Standard - Inactive - Withdrawn.Withdrawn Standard. Withdrawn Date: Mar 06, 2000. No longer endorsed by the IEEE. A C programming language binding for the general-purpose OSI Abstract Data Manipulation (OM) Application Program Interface (API) in IEEE Std 1224- 1993 is defined. This standard is intended for use by application developers, system implementors, test method writers, and users to support application portability at the source-code level. The API defined in this standard contains two major parts: an interface for accessing the services defined in the programming language independent specification, and an interface for language-specific services.