nless Windows semantics is used and the first path segment is a
drive letter. When Windows semantics is used a host component in
the uri in interpreted as a file server and a UNC path is
returned.</p>
<p>The default for whether to use Windows or non-Windows semantics
determined from the platform Dart is running on. When running in
the standalone VM this is detected by the VM based on the
operating system. When running in a browser non-Windows semantics
is always used.</p>
<p>To override the automatic detect