ftp.nice.ch/Attic/openStep/unix/graphics/conversion/GraphicsFrameworks.m.NIS.b.tgz#/Frameworks/Z.framework/Versions/1_04/Headers/Z.h

This is Z.h in view mode; [Download] [Up]

#import <Z/zlib.h>

These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.