Part 2-- Transition Information for Developers

Changes in the C language and its related tools are among the most obvious differences between SunOS release 4.x and the Solaris 2.5 operating environment. These changes affect all developers to varying degrees. The operating system kernel and its interfaces have also changed significantly since SunOS release 4.x. This part of the guide describes these differences, points out similarities between releases, provides information you need to port existing software, or to write new software for the Solaris 2.5 operating environment, and explains the mplications for your programming environment.