Hi,
I'm using SuSe Linux 10.2

uname -a gives:
Linux shannon 2.6.18.2-34-bigsmp #1 SMP Mon Nov 27 11:46:27 UTC 2006 i686 i686 i386 GNU/Linux

ls -l /usr/lib*/libz*:
-rw-r--r-- 1 root root 87916 2006-11-25 06:26 /usr/lib/libz.a
-rw-r--r-- 1 root root 3896 2006-11-25 07:20 /usr/lib/libzio.a
lrwxrwxrwx 1 root root 11 2007-10-12 12:46 /usr/lib/libzio.so -> libzio.so.0
lrwxrwxrwx 1 root root 13 2007-10-12 12:46 /usr/lib/libzio.so.0 -> libzio.so.0.2
-rwxr-xr-x 1 root root 9832 2006-11-25 07:20 /usr/lib/libzio.so.0.2
-rw-r--r-- 1 root root 819 2006-11-29 06:24 /usr/lib/libzmd-backend.la
lrwxrwxrwx 1 root root 23 2008-01-15 11:50 /usr/lib/libzmd-backend.so -> libzmd-backend.so.0.0.0
lrwxrwxrwx 1 root root 23 2008-01-15 11:50 /usr/lib/libzmd-backend.so.0 -> libzmd-backend.so.0.0.0
-rwxr-xr-x 1 root root 282360 2006-11-29 06:24 /usr/lib/libzmd-backend.so.0.0.0
-rw-r--r-- 1 root root 2760 2006-12-01 05:31 /usr/lib/libzmdutil.a
-rw-r--r-- 1 root root 798 2006-12-01 05:31 /usr/lib/libzmdutil.la
-rwxr-xr-x 1 root root 5648 2006-12-01 05:31 /usr/lib/libzmdutil.so
lrwxrwxrwx 1 root root 14 2008-01-14 19:52 /usr/lib/libz.so -> /lib/libz.so.1
lrwxrwxrwx 1 root root 10 2008-01-15 11:40 /usr/lib/libz.so.1 -> libgz.so.1
lrwxrwxrwx 1 root root 23 2007-10-12 12:46 /usr/lib/libzvbi-chains.so.0 -> libzvbi-chains.so.0.0.0
-rwxr-xr-x 1 root root 51284 2006-11-27 13:48 /usr/lib/libzvbi-chains.so.0.0.0
lrwxrwxrwx 1 root root 16 2007-10-12 12:46 /usr/lib/libzvbi.so.0 -> libzvbi.so.0.7.0
-rwxr-xr-x 1 root root 378316 2006-11-27 13:48 /usr/lib/libzvbi.so.0.7.0
lrwxrwxrwx 1 root root 18 2008-01-15 11:46 /usr/lib/libzypp.so.209 -> libzypp.so.209.0.1
-rwxr-xr-x 1 root root 5453904 2006-11-28 11:49 /usr/lib/libzypp.so.209.0.1


ls -l /usr/include/zlib.h:
-rw-r--r-- 1 root root 66259 2006-11-25 06:26 /usr/include/zlib.h