zisofs-tools: zisofs/RockRidge compressed file tree creation tools zisofs-tools: zisofs-tools: The user tools for zisofs come in two parts: a utility zisofs-tools: "mkzftree" and mkisofs, which is part of the cdrtools zisofs-tools: or cdrkit package. zisofs-tools: zisofs-tools: zisofs-tools was written by H. Peter Anvin zisofs-tools: zisofs-tools: