Operating system environment variables Describes some well-known system environment variables that are used by Genero software components. LC_ALL (or LANG)Defines the current application locale on UNIX™ platforms.LD_LIBRARY_PATHDefines a list of paths to find shared libraries on UNIX™ platforms.PATHDefines a list of paths to find executable files.TERMDefines the type of terminal on UNIX™ platforms.TERMCAPDefines the termcap terminal capabilities database on UNIX™ platforms.TERMINFODefines the terminal capabilities database.TMPDIR, TMP, TEMPDefines the directory for temporary files.