Required and optional software

This section describes the environment required to install and use HLASM Toolkit Feature.

HLASM Toolkit Feature runs on z/VSE with the required licensed programs listed in Table 1. You should install all licensed programs with the minimum release listed or with any subsequent release.

Table 1. Required programs
Required Licensed Program	Minimum Version Supported
z/VSE	Version 3 Release 1
HIGH LEVEL ASSEMBLER for z/OS & z/VM & z/VSE	Version 1 Release 6

Note: The IDF component of HLASM Toolkit Feature requires REXX/VSE to be initialized and activated. For more information about initializing REXX/VSE, refer to the REXX/VSE Reference book for your z/VSE system.