Installing SEP 12.1.6 on RHEL6 "Relocation not supported"

While trying to install SEPFL (A/V) 12.1.6 on a RHEL6.6 machine ( kernel 2.6.32-504.el6.x86_64 ), the installation script fails with:

Performing pre-check...

Pre-check succeeded

Begin installing virus protection component

Preparing...                   ##############################################  [100%]

Performing pre-check...

Pre-check is successful

Relocation not supported for this configuration, please use --prefix

Virus protection component failed to install, with error: error:    install: %pre scriptlet failed (2), skipping sav-12.1.7061-6600

Any help greatly appreciated.