d3dx9: Implementation of D3DXGetVertexShaderProfile.
diff --git a/include/d3dx9shader.h b/include/d3dx9shader.h
index 38ca97d..0e629d9 100644
--- a/include/d3dx9shader.h
+++ b/include/d3dx9shader.h
@@ -28,6 +28,7 @@
 LPCSTR WINAPI D3DXGetPixelShaderProfile(LPDIRECT3DDEVICE9 device);
 UINT WINAPI D3DXGetShaderSize(const DWORD *byte_code);
 DWORD WINAPI D3DXGetShaderVersion(const DWORD *byte_code);
+LPCSTR WINAPI D3DXGetVertexShaderProfile(LPDIRECT3DDEVICE9 device);
 
 #ifdef __cplusplus
 }