The setup section for creating the terminfo database has been commented out in the /etc/rc file because IBM ships the individual files that make up the terminfo database. The setup section for the mesg, talk, write, and uucp utilities has been commented out in the /etc/rc file because this customization is now done when running the FOMISCHO sample job. 2.3.16 Step 16 - Customize /etc/profile The /etc/profile file is the system-wide profile for the z/OS shell users. It contains environment variables and commands used by most shell users. An IBM-supplied default file is in /samples/profile. Copy this file to /etc/profile using the following command in the z/OS shell: cp /samples/profile /etc Figure 2-43 on page 78 shows the active contents of the supplied file. if [ -z "$STEPLIB" ] && tty -s; then export STEPLIB=none exec sh -L fi TZ=EST5EDT export TZ LANG=C export LANG readonly LOGNAME PATH=/bin export PATH