Operating System/400 (5722-SS1) 491Operating System/400 (5722-SS1)Note: A table is shown in each option description. It summarize whether the product isincluded with the operating system automatically or if it must be ordered separately. Thestatus states if the product is a chargeable or a no charge feature.System Openness Includes (5722-SS1 Option 13)The functions in System Openness Includes are based on industry standards from PortableOperating System Interface (POSIX) and the single UNIX specification. These standardsenable source code portability of applications over platforms such as OS/400, OS/2, AIX,MVS and other non-IBM operating systems.Pthread (POSIX-based) APIs are included in OS/400 as Option 13 System OpennessIncludes. They allow Business Partners or iSeries application developers to take advantageof new system support for kernel threads. Creating an iSeries thread is faster than creatingan iSeries job and is a more efficient way to spin off portions of application or serverprocessing into parallel tasks.The Pthread APIs are based on open APIs described in the ANSI/IEEE Standard 1003.1,1996 Edition (also known as ISO/IEC 9945-1: 1996) and the Single UNIX Specification,Version 2, 1997 standards.Note: These APIs previously shipped as PRPQ 5799-XTH.Media and Storage Extension (5722-SS1 Option 18)For software developers who want to customize their own storage management applications,Media and Storage Extensions provides an API to enable application monitoring and controlof media usage, including volumes to be selected and volume expiration dates. The API alsoenables fast search for IBM 3480, 3490, 3490E, and 3575 tape drives.Included in base NoStatus No chargeRelated products CPA toolkitIncluded in base NoStatus Charged featureRelated products BRMS (5722-BR1)Tivoli Storage Manager (5697-TSM)