1Contents of the "proginfo" subdirectory for UnZip 5.42 and later: 2 3 Contents this file 4 CONTRIBS list of contributors to UnZip 5 ZipPorts Info-ZIP rules and guidelines on contributions to the cause 6 3rdparty.bug known bugs in PK[UN]ZIP, WinZip, etc. 7 defer.in info about the NEXTBYTE macro and defer/undefer_input functions 8 extrafld.txt info about all known "extra field" types 9 fileinfo.cms info about the VM/CMS file system, including record formats 10 nt.sd info about support for Windows NT's Security Descriptors (ACLs) 11 perform.dos relative performance of Zip and UnZip with various DOS compilers 12 timezone.txt explanation of the TZ environment variable for timezones 13 ziplimit.txt limits of the Zip archive format and InfoZip's implementation 14