Goldengate 11g :: ggsci: error while loading shared libraries: libnnz11.so: cannot open shared object file

GoldenGate !!

[oracle@oralinux ggs_src]$ ./ggsci 

./ggsci: error while loading shared libraries: libnnz11.so: cannot open shared object file: No such file or directory

-- for 11g ---

[oracle@oralinux ggs_src]$ ln -s /u01/app/oracle/product/11.2.0/dbhome_1/lib/libnnz11.so libnnz11.so

[oracle@oralinux ggs_src]$ ln -s /u01/app/oracle/product/11.2.0/dbhome_1/lib/libclntsh.so.11.1 libclntsh.so.11.1

-- for 10g ----

[oracle@oralinux ggs_src]$ ln -s /u01/app/oracle/product/10.2.0.4/db_1/lib/libnnz10.so libnnz10.so

[oracle@oralinux ggs_src]$ ln -s /u01/app/oracle/product/10.2.0.4/db_1/lib/libclntsh.so.10.1 libclntsh.so.10.1

[oracle@oralinux ggs_src]$ ./ggsci 

Oracle GoldenGate Command Interpreter for Oracle

Version 11.1.1.1.2 OGGCORE_11.1.1.1.2_PLATFORMS_111004.2100 

Linux, x86, 32bit (optimized), Oracle 11g on Oct  4 2011 23:53:33

Copyright (C) 1995, 2011, Oracle and/or its affiliates. All rights reserved.

GGSCI (oralinux.oraworld.co.uk) 1> exit

done !!