diff --git a/gfx/common/win32_common.h b/gfx/common/win32_common.h
index 477bf4e026..73b040ca2a 100644
--- a/gfx/common/win32_common.h
+++ b/gfx/common/win32_common.h
@@ -99,20 +99,12 @@ void win32_window_reset(void);
 
 void win32_destroy_window(void);
 
-#ifndef _MSC_VER
-extern "C" {
-#endif
-
 LRESULT CALLBACK WndProcD3D(HWND hwnd, UINT message,
       WPARAM wparam, LPARAM lparam);
 
 LRESULT CALLBACK WndProcGL(HWND hwnd, UINT message,
       WPARAM wparam, LPARAM lparam);
 
-#ifndef _MSC_VER
-}
-#endif
-
 #ifdef _XBOX
 BOOL IsIconic(HWND hwnd);
 #endif
diff --git a/ui/drivers/ui_win32.c b/ui/drivers/ui_win32.c
index 53381f4788..6ffbd30505 100644
--- a/ui/drivers/ui_win32.c
+++ b/ui/drivers/ui_win32.c
@@ -113,9 +113,6 @@ typedef struct
    int parameters_start_y;
 } shader_dlg_t;
 
-extern LRESULT CALLBACK WndProcGL(HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam);
-extern LRESULT CALLBACK WndProcD3D(HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam);
-
 static shader_dlg_t g_shader_dlg = {0};
 
 static INLINE void shader_dlg_refresh_trackbar_label(int index)