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diff --git a/3rdparty/portaudio/src/os/win/pa_win_coinitialize.h b/3rdparty/portaudio/src/os/win/pa_win_coinitialize.h
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+/*
+ * Microsoft COM initialization routines
+ * Copyright (c) 1999-2011 Ross Bencina, Phil Burk
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files
+ * (the "Software"), to deal in the Software without restriction,
+ * including without limitation the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
+ * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/*
+ * The text above constitutes the entire PortAudio license; however,
+ * the PortAudio community also makes the following non-binding requests:
+ *
+ * Any person wishing to distribute modifications to the Software is
+ * requested to send the modifications to the original developer so that
+ * they can be incorporated into the canonical version. It is also
+ * requested that these non-binding requests be included along with the
+ * license above.
+ */
+
+/** @file
+ @ingroup win_src
+
+ @brief Microsoft COM initialization routines.
+*/
+
+#ifndef PA_WIN_COINITIALIZE_H
+#define PA_WIN_COINITIALIZE_H
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif /* __cplusplus */
+
+
+/**
+ @brief Data type used to hold the result of an attempt to initialize COM
+    using PaWinUtil_CoInitialize. Must be retained between a call to
+    PaWinUtil_CoInitialize and a matching call to PaWinUtil_CoUninitialize.
+*/
+typedef struct PaWinUtilComInitializationResult{
+    int state;
+    DWORD initializingThreadId;
+} PaWinUtilComInitializationResult;
+
+
+/**
+ @brief Initialize Microsoft COM subsystem on the current thread.
+
+ @param hostApiType the host API type id of the caller. Used for error reporting.
+
+ @param comInitializationResult An output parameter. The value pointed to by
+        this parameter stores information required by PaWinUtil_CoUninitialize
+        to correctly uninitialize COM. The value should be retained and later
+        passed to PaWinUtil_CoUninitialize.
+
+ If PaWinUtil_CoInitialize returns paNoError, the caller must later call
+ PaWinUtil_CoUninitialize once.
+*/
+PaError PaWinUtil_CoInitialize( PaHostApiTypeId hostApiType, PaWinUtilComInitializationResult *comInitializationResult );
+
+
+/**
+ @brief Uninitialize the Microsoft COM subsystem on the current thread using
+ the result of a previous call to PaWinUtil_CoInitialize. Must be called on the same
+ thread as PaWinUtil_CoInitialize.
+
+ @param hostApiType the host API type id of the caller. Used for error reporting.
+
+ @param comInitializationResult An input parameter. A pointer to a value previously
+ initialized by a call to PaWinUtil_CoInitialize.
+*/
+void PaWinUtil_CoUninitialize( PaHostApiTypeId hostApiType, PaWinUtilComInitializationResult *comInitializationResult );
+
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+#endif /* PA_WIN_COINITIALIZE_H */