Objectives and target groups of this manual

This manual describes all the C functions and macros of the C runtime system that can be used in the BS2000 operating system without POSIX. It addresses users of C who employ CRTE in BS2000 operating systems in which no POSIX subsystem is available, and also developers of C applications that are designed to run without POSIX.

Familiarity with the C programming language and the BS2000 operating system is aprerequisite to using this manual effectively.