Chtimes changes the access time and modified time of a file at the given path.

IsAbs is a platform-agnostic wrapper for filepath.IsAbs.

Lgetxattr retrieves the value of the extended attribute identified by attr and associated with the given path in the file system.

Lsetxattr sets the value of the extended attribute identified by attr and associated with the given path in the file system.

LUtimesNano is used to change access and modification time of the specified path.

MkdirAll creates a directory named path along with any necessary parents, with permission specified by attribute perm for all dir created.

MkdirAllWithACL is a wrapper for os.MkdirAll on unix systems.

ErrNotSupportedPlatform means the platform is not supported.