diff --git a/lib/libc/mingw/lib-common/xaudio2_8.def b/lib/libc/mingw/lib-common/xaudio2_8.def
new file mode 100644
index 0000000000..4dac0c670d
--- /dev/null
+++ b/lib/libc/mingw/lib-common/xaudio2_8.def
@@ -0,0 +1,13 @@
+;
+; Definition file of XAudio2_8.dll
+; Automatic generated by gendef
+; written by Kai Tietz 2008
+;
+LIBRARY "XAudio2_8.dll"
+EXPORTS
+XAudio2Create
+CreateAudioReverb
+CreateAudioVolumeMeter
+CreateFX
+X3DAudioCalculate
+X3DAudioInitialize
diff --git a/lib/libc/mingw/lib32/xaudio2_8.def b/lib/libc/mingw/lib32/xaudio2_8.def
new file mode 100644
index 0000000000..7d16b2e3b5
--- /dev/null
+++ b/lib/libc/mingw/lib32/xaudio2_8.def
@@ -0,0 +1,13 @@
+;
+; Definition file of XAudio2_8.dll
+; Automatic generated by gendef
+; written by Kai Tietz 2008
+;
+LIBRARY "XAudio2_8.dll"
+EXPORTS
+XAudio2Create@12
+CreateAudioReverb@4
+CreateAudioVolumeMeter@4
+CreateFX
+X3DAudioCalculate
+X3DAudioInitialize