R12 prerequisite for Linux32bit

You need to have the following packages installed before you start R12 installation (32-bit) on OEL:

glibc-2.3.4-2.25
glibc-common-2.3.4-2.25
binutils-2.15.92.0.2-21
compat-libstdc++-296-2.96-132.7.2
gcc-3.4.6-3
gcc-c++-3.4.6-3
libgcc-3.4.6-3
libstdc++-3.4.6-3
libstdc++-devel-3.4.6-3
openmotif21-2.1.30-11.RHEL4.6**
pdksh-5.2.14-30.3
setarch-1.6-1
make-3.80-6.EL4
gnome-libs-1.4.1.2.90-44.1
sysstat-5.0.5-11.rhel4
compat-db-4.1.25-9
control-center-2.8.0-12.rhel4.5
xscreensaver-4.18-5.rhel4.11
libaio-0.3.105-2
libaio-devel-0.3.105

To query all installed packages. This command will print the names of all installed packages installed on your Linux system

# rpm -qa  package name

To query a RPM package. This command will print the package name, version, and release number of the package foo only if it is installed. Use this command to verify that a package is or is not installed on your Linux system.

Check the operating system media for information on obtaining and applying packages. You may also check:

RPM Search
http://rpm.pbone.net/

RPM repository
http://rpmfind.net/linux/RPM/

Note: 402310.1 - Oracle Applications Installation and Upgrade Notes Release 12 (12.0) for Linux (32-bit)
https://metalink.oracle.com/metalink/plsql/ml2_documents.showDocument?p_database_id=NOT&p_id=402310.1