Silence "which" being verbose in some distros. (eg. Mandriva's which spawns "foobar was not found in /bin:/usr/bin:...." directly on stderr)
1 The files rh62*.patch are from the Red Hat 6.2 file glibc-2.1.3-28.src.rpm
2 I am trusting here that Red Hat's patches are appropriate for all CPU
3 types. If I'm wrong, just remove the offending patch...