Removed duplicate shutdown function

src/include/uae.h

@@ -24,7 +24,7 @@ extern void sleep_millis (int ms);
 
 extern void uae_reset (int, int);
 extern void uae_quit (void);
-extern void host_shutdown(void);
+extern void target_shutdown(void);
 extern void uae_restart (int, const TCHAR*);
 extern void target_reset (void);
 extern void target_addtorecent (const TCHAR*, int);

src/main.cpp

@@ -411,11 +411,6 @@ void uae_quit(void)
 	target_quit();
 }
 
-void host_shutdown(void)
-{
-	system("sudo poweroff");
-}
-
 /* 0 = normal, 1 = nogui, -1 = disable nogui */
 void uae_restart(int opengui, const TCHAR *cfgfile)
 {

src/osdep/amiberry.cpp

@@ -1043,7 +1043,7 @@ uae_u32 emulib_target_getcpurate(uae_u32 v, uae_u32 *low)
 	return 0;
 }
 
-static void target_shutdown(void)
+void target_shutdown(void)
 {
 	system("sudo poweroff");
 }

src/osdep/gui/main_window.cpp

@@ -631,7 +631,7 @@ namespace widgets
 				// ------------------------------------------------
 				uae_quit();
 				gui_running = false;
-				host_shutdown();
+				target_shutdown();
 			}
 
 			if (actionEvent.getSource() == cmdQuit)