What does LINUX_RHEL4_s390x mean?

Linux and Unix-Like Red Hat
1

what does LINUX_RHEL4_s390x mean , is it 32 bit or 64 bit and is it different from RHEL 4.0

Kindly reply

2

I think it is Redhat 4 for 31-bit IBM S/390 Mainframes.

3

Ok , Thanks