Red Hat ENTERPRISE LINUX 5.1 - LINUX ORACLE Tuning Manual page 141

$ su - oracle
$ cd $ORACLE_HOME/network/lib
$ make -f ins_oemagent.mk install
Now you should be able to start the agent:
$ su - oracle
$ agentctl start
Note
Do not forget to undo the links to /usr/bin/gcc and /usr/bin/g++ if you do not
need them any more. You may also want to undo the changes in /etc/ld.so.preload
file.
Patching Oracle Intelligent Agent on Red Hat Enterprise Linux 3
135