Download:

zlibc-0.9k.tar.gz
zlibc-0.9k.lsm
zlibc-0.9k-3.i586.rpm (for SuSE 9.3)
zlibc.spec (for making the RPM)
zlibc-0.9k-20060308.tar.gz (Use this on Solaris; Solaris' patch tool is severly broken)
zlibc-0.9k-20060308.diff.gz