diff --git a/desmume/src/NDSSystem.h b/desmume/src/NDSSystem.h
index 068429506..660a68cf9 100644
--- a/desmume/src/NDSSystem.h
+++ b/desmume/src/NDSSystem.h
@@ -417,6 +417,10 @@ void NDS_SkipNextFrame();
 #define NDS_SkipFrame(s) if(s) NDS_SkipNext2DFrame();
 void NDS_OmitFrameSkip(int force=0);
 
+void NDS_debug_break();
+void NDS_debug_continue();
+void NDS_debug_step();
+
 void execHardware_doAllDma(EDMAMode modeNum);
 
 template<bool FORCE> void NDS_exec(s32 nb = 560190<<1);
diff --git a/desmume/src/windows/disView.cpp b/desmume/src/windows/disView.cpp
index 2e1c3ead4..3b7bf1fef 100644
--- a/desmume/src/windows/disView.cpp
+++ b/desmume/src/windows/disView.cpp
@@ -382,14 +382,12 @@ BOOL CALLBACK ViewDisasm_ARM7Proc (HWND hwnd, UINT message, WPARAM wParam, LPARA
                              return 1;
 						case IDC_STEP:
                              {
-								extern void NDS_debug_step();
 								NDS_debug_step();
                              }
                              return 1;
 
 						case IDC_CONTINUE:
                              {
-								extern void NDS_debug_continue();
 								NDS_debug_continue();
                              }
                              return 1;
@@ -632,13 +630,11 @@ BOOL CALLBACK ViewDisasm_ARM9Proc (HWND hwnd, UINT message, WPARAM wParam, LPARA
                              return 1;
 						case IDC_STEP:
                              {
-								extern void NDS_debug_step();
 								NDS_debug_step();
                              }
                              return 1;
 						case IDC_CONTINUE:
                              {
-								extern void NDS_debug_continue();
 								NDS_debug_continue();
                              }
                              return 1;
@@ -741,4 +737,4 @@ FORCEINLINE void DisassemblerTools_Refresh()
 
 //these templates needed to be instantiated manually
 template void DisassemblerTools_Refresh<0>();
-template void DisassemblerTools_Refresh<1>();
\ No newline at end of file
+template void DisassemblerTools_Refresh<1>();