[#BloombergLP-bdls-FilesystemUtil-k_INVALID_FD]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdls.adoc[bdls]::xref:BloombergLP/bdls/FilesystemUtil.adoc[FilesystemUtil]::k&lowbar;INVALID&lowbar;FD
:relfileprefix: ../../../
:mrdocs:

`FileDescriptor` value representing no file, used as the error return for `open`&period;

== Synopsis

Declared in `&lt;bdls&lowbar;filesystemutil&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
xref:BloombergLP/bdls/FilesystemUtil/FileDescriptor.adoc[FileDescriptor] const k&lowbar;INVALID&lowbar;FD;
----


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