Twin directories of zlib-1.2.1:

[DIR]  ftp://ftp.cs.pitt.edu/khalifa/cs132/SWTools/PalmOSCygwin/usr/share/doc/zlib-1.2.1/
[DIR]3  zlib-1.2.1.tar.gz/zlib-1.2.1/
[DIR]3  zlib-1.2.2-1tr.i586.rpm/zlib-1.2.1/