diff --git a/CMakeLists.txt b/CMakeLists.txt
index a55070c7..b19b0ef9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -37,6 +37,7 @@ set( IXWEBSOCKET_SOURCES
     ixwebsocket/IXSelectInterrupt.cpp
     ixwebsocket/IXSelectInterruptFactory.cpp
     ixwebsocket/IXSelectInterruptPipe.cpp
+    ixwebsocket/IXSetThreadName.cpp
     ixwebsocket/IXSocket.cpp
     ixwebsocket/IXSocketConnect.cpp
     ixwebsocket/IXSocketFactory.cpp
@@ -101,17 +102,6 @@ set( IXWEBSOCKET_HEADERS
     ixwebsocket/IXWebSocketVersion.h
 )
 
-# Platform specific code
-if (APPLE)
-    list( APPEND IXWEBSOCKET_SOURCES ixwebsocket/apple/IXSetThreadName_apple.cpp)
-elseif (WIN32)
-    list( APPEND IXWEBSOCKET_SOURCES ixwebsocket/windows/IXSetThreadName_windows.cpp)
-elseif (${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD")
-    list( APPEND IXWEBSOCKET_SOURCES ixwebsocket/freebsd/IXSetThreadName_freebsd.cpp)
-else()
-    list( APPEND IXWEBSOCKET_SOURCES ixwebsocket/linux/IXSetThreadName_linux.cpp)
-endif()
-
 option(USE_TLS "Enable TLS support" FALSE)
 
 if (USE_TLS)
diff --git a/ixwebsocket/IXSetThreadName.cpp b/ixwebsocket/IXSetThreadName.cpp
new file mode 100644
index 00000000..9f656fc7
--- /dev/null
+++ b/ixwebsocket/IXSetThreadName.cpp
@@ -0,0 +1,81 @@
+/*
+ *  IXSetThreadName.cpp
+ *  Author: Benjamin Sergeant
+ *  Copyright (c) 2018 2020 Machine Zone, Inc. All rights reserved.
+ */
+#include "IXSetThreadName.h"
+
+// unix systems
+#if defined(__APPLE__) || defined(__linux__) || defined(BSD)
+# include <pthread.h>
+#endif
+
+// freebsd needs this header as well
+#if defined(BSD)
+# include <pthread_np.h>
+#endif
+
+// Windows
+#ifdef _WIN32
+# include <Windows.h>
+#endif
+
+namespace ix
+{
+#ifdef _WIN32
+    const DWORD MS_VC_EXCEPTION = 0x406D1388;
+
+#pragma pack(push, 8)
+    typedef struct tagTHREADNAME_INFO
+    {
+        DWORD dwType;     // Must be 0x1000.
+        LPCSTR szName;    // Pointer to name (in user addr space).
+        DWORD dwThreadID; // Thread ID (-1=caller thread).
+        DWORD dwFlags;    // Reserved for future use, must be zero.
+    } THREADNAME_INFO;
+#pragma pack(pop)
+
+    void SetThreadName(DWORD dwThreadID, const char* threadName)
+    {
+        THREADNAME_INFO info;
+        info.dwType = 0x1000;
+        info.szName = threadName;
+        info.dwThreadID = dwThreadID;
+        info.dwFlags = 0;
+
+        __try
+        {
+            RaiseException(
+                MS_VC_EXCEPTION, 0, sizeof(info) / sizeof(ULONG_PTR), (ULONG_PTR*) &info);
+        }
+        __except (EXCEPTION_EXECUTE_HANDLER)
+        {
+        }
+    }
+#endif
+
+    void setThreadName(const std::string& name)
+    {
+#if defined(__APPLE__)
+        //
+        // Apple reserves 16 bytes for its thread names
+        // Notice that the Apple version of pthread_setname_np
+        // does not take a pthread_t argument
+        //
+        pthread_setname_np(name.substr(0, 63).c_str());
+#elif defined(__linux__)
+        //
+        // Linux only reserves 16 bytes for its thread names
+        // See prctl and PR_SET_NAME property in
+        // http://man7.org/linux/man-pages/man2/prctl.2.html
+        //
+        pthread_setname_np(pthread_self(), name.substr(0, 15).c_str());
+#elif defined(_WIN32)
+        SetThreadName(-1, name.c_str());
+#elif defined(BSD)
+        pthread_set_name_np(pthread_self(), name.substr(0, 15).c_str());
+#else
+        // ... assert here ?
+#endif
+    }
+} // namespace ix
diff --git a/ixwebsocket/apple/IXSetThreadName_apple.cpp b/ixwebsocket/apple/IXSetThreadName_apple.cpp
deleted file mode 100644
index c4291db2..00000000
--- a/ixwebsocket/apple/IXSetThreadName_apple.cpp
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- *  IXSetThreadName_apple.cpp
- *  Author: Benjamin Sergeant
- *  Copyright (c) 2018 Machine Zone, Inc. All rights reserved.
- */
-#include "../IXSetThreadName.h"
-#include <pthread.h>
-
-namespace ix
-{
-    void setThreadName(const std::string& name)
-    {
-        //
-        // Apple reserves 16 bytes for its thread names
-        // Notice that the Apple version of pthread_setname_np
-        // does not take a pthread_t argument
-        //
-        pthread_setname_np(name.substr(0, 63).c_str());
-    }
-} // namespace ix
diff --git a/ixwebsocket/freebsd/IXSetThreadName_freebsd.cpp b/ixwebsocket/freebsd/IXSetThreadName_freebsd.cpp
deleted file mode 100644
index 9047e2c0..00000000
--- a/ixwebsocket/freebsd/IXSetThreadName_freebsd.cpp
+++ /dev/null
@@ -1,16 +0,0 @@
-/*
- *  IXSetThreadName_freebsd.cpp
- *  Author: Benjamin Sergeant
- *  Copyright (c) 2019 Machine Zone, Inc. All rights reserved.
- */
-#include "../IXSetThreadName.h"
-#include <pthread.h>
-#include <pthread_np.h>
-
-namespace ix
-{
-    void setThreadName(const std::string& name)
-    {
-        pthread_set_name_np(pthread_self(), name.substr(0, 15).c_str());
-    }
-} // namespace ix
diff --git a/ixwebsocket/linux/IXSetThreadName_linux.cpp b/ixwebsocket/linux/IXSetThreadName_linux.cpp
deleted file mode 100644
index 1e548efa..00000000
--- a/ixwebsocket/linux/IXSetThreadName_linux.cpp
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- *  IXSetThreadName_linux.cpp
- *  Author: Benjamin Sergeant
- *  Copyright (c) 2018 Machine Zone, Inc. All rights reserved.
- */
-#include "../IXSetThreadName.h"
-#include <pthread.h>
-
-namespace ix
-{
-    void setThreadName(const std::string& name)
-    {
-        //
-        // Linux only reserves 16 bytes for its thread names
-        // See prctl and PR_SET_NAME property in
-        // http://man7.org/linux/man-pages/man2/prctl.2.html
-        //
-        pthread_setname_np(pthread_self(), name.substr(0, 15).c_str());
-    }
-} // namespace ix
diff --git a/ixwebsocket/windows/IXSetThreadName_windows.cpp b/ixwebsocket/windows/IXSetThreadName_windows.cpp
deleted file mode 100644
index 7773e5f5..00000000
--- a/ixwebsocket/windows/IXSetThreadName_windows.cpp
+++ /dev/null
@@ -1,46 +0,0 @@
-/*
- *  IXSetThreadName_windows.cpp
- *  Author: Benjamin Sergeant
- *  Copyright (c) 2019 Machine Zone, Inc. All rights reserved.
- */
-#include "../IXSetThreadName.h"
-
-#include <Windows.h>
-
-namespace ix
-{
-    const DWORD MS_VC_EXCEPTION = 0x406D1388;
-
-#pragma pack(push, 8)
-    typedef struct tagTHREADNAME_INFO
-    {
-        DWORD dwType;     // Must be 0x1000.
-        LPCSTR szName;    // Pointer to name (in user addr space).
-        DWORD dwThreadID; // Thread ID (-1=caller thread).
-        DWORD dwFlags;    // Reserved for future use, must be zero.
-    } THREADNAME_INFO;
-#pragma pack(pop)
-
-    void SetThreadName(DWORD dwThreadID, const char* threadName)
-    {
-        THREADNAME_INFO info;
-        info.dwType = 0x1000;
-        info.szName = threadName;
-        info.dwThreadID = dwThreadID;
-        info.dwFlags = 0;
-
-        __try
-        {
-            RaiseException(
-                MS_VC_EXCEPTION, 0, sizeof(info) / sizeof(ULONG_PTR), (ULONG_PTR*) &info);
-        }
-        __except (EXCEPTION_EXECUTE_HANDLER)
-        {
-        }
-    }
-
-    void setThreadName(const std::string& name)
-    {
-        SetThreadName(-1, name.c_str());
-    }
-} // namespace ix