[#BloombergLP-bslmt-MutexImpl-06-2constructor]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslmt.adoc[bslmt]::xref:BloombergLP/bslmt/MutexImpl-06.adoc[MutexImpl&lt;Platform::PosixThreads&gt;]::MutexImpl
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:mrdocs:

Create a mutex initialized to an unlocked state&period; This method does not return normally unless there are sufficient system resources to construct the object&period;

== Synopsis

Declared in `&lt;bslmt&lowbar;muteximpl&lowbar;pthread&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
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MutexImpl();
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