System information

Problems preventing the use of mmap() for memory mapped files over NFS have been corrected. (r. 2472566).
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SMB
Server Message Block, Microsoft's file sharing protocol for Windows.
Socket read size was reduced from the full packet size to improve performance with remote clients (such as
Windows, Linux and BSD). (r. 2917352).
SMB now ignores windows shares ending in a dollar sign (e.g. c$) as these are administrative shares not intended
for ordinary use. This is also windows client behavior for non-administrators. (r. 2899088).
Problems that could occur when reading more than 128K at a time from a file on a SMB share have been corrected.
(r. 2797032).
A problem where the NSL browser could fail with SMB servers having names with no corresponding DNS host name
has been corrected. (r. 2787668).
SMB browsing is only supported on the local subnet. .
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UDF
UDF is a file system plug-in that allows access to Universal Disk Format volumes. This format is used for consumer DVD
media and can also be used as a multi-platform disk format.
Corrected a problem with UDF's conversion of on-disk ISO Latin-1 names to Unicode. The symptom was that a file
with ISO Latin-1 characters in its name would not show up properly (or at all). (r. 2835582).
UDF now supports read/write access to UDF formatted DVD-RAM disks (r. 2477531).
The UDF file system is now capable of handling files larger than 2 GB. (r. 2944397).
UDF not returns the VOL_CAP_FMT_PERSISTENTOBJECTIDS flag from getattrlist appropriately, depending on the
UDF volume format. UDF formats prior to 2.0 didn't support persistent object IDs. This problem was causing
aliases to UDF volumes to not work correctly. (r. 2762832).
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UFS
The Unix File System.
A problem where the disk cache for UFS volumes was not being flushed before shutdown or restart has been
corrected. (r. 2908945).
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WebDAV FS
WebDAV stands for "Web-based Distributed Authoring and Versioning". It is a set of extensions to the HTTP protocol which
allows users to collaboratively edit and manage files on remote web servers.
Problems using WebDAV FS to mount a volume on a port other than the default http port (port = 80) have been
corrected. (r. 2777825). .
Problems with DNS lookups via Airport have been corrected (r. 2780350). .
Interoperability with non-iDisk WebDAV servers has been improved. HTTP header lines up to 4096 characters
(1024 characters in 10.1.5) are now accepted (rr. 2788583, 2944883). Chunked Transfer Coding is now
handled correctly in all known cases (r. 2868057, 2872308). Digest challenges with zero-length domain
directives are now accepted (r. 2804676). Connection headers with the close token are now handled (2921033).
DAV headers with extend text are now correctly parsed (r. 2891691). All Informational 1xx HTTP status codes
are now handled (r. 2951626). .
Performance has been improved. WebDAV FS sends fewer requests to the server (r. 2858454, 2919924).