diff --git a/core/linux-dist/main.cpp b/core/linux-dist/main.cpp
index 456f150e0..26f19aaf1 100644
--- a/core/linux-dist/main.cpp
+++ b/core/linux-dist/main.cpp
@@ -24,50 +24,10 @@
 	#include "sdl/sdl.h"
 #endif
 
-#if defined(USE_EVDEV)
-	#include "evdev.h"
-#endif
-
 #ifdef USE_BREAKPAD
 #include "breakpad/client/linux/handler/exception_handler.h"
 #endif
 
-void os_SetupInput()
-{
-#if defined(USE_EVDEV)
-	input_evdev_init();
-#endif
-
-#if defined(SUPPORT_X11)
-	input_x11_init();
-#endif
-
-#if defined(USE_SDL)
-	input_sdl_init();
-#endif
-}
-
-void os_TermInput()
-{
-#if defined(USE_EVDEV)
-	input_evdev_close();
-#endif
-#if defined(USE_SDL)
-	input_sdl_quit();
-#endif
-}
-
-void UpdateInputState()
-{
-	#if defined(USE_EVDEV)
-		input_evdev_handle();
-	#endif
-
-	#if defined(USE_SDL)
-		input_sdl_handle();
-	#endif
-}
-
 void os_DoEvents()
 {
 	#if defined(SUPPORT_X11)
@@ -76,31 +36,11 @@ void os_DoEvents()
 	#endif
 }
 
-void os_SetWindowText(const char * text)
-{
-	#if defined(SUPPORT_X11)
-		x11_window_set_text(text);
-	#endif
-	#if defined(USE_SDL)
-		sdl_window_set_text(text);
-	#endif
-}
-
-void os_CreateWindow()
-{
-	#if defined(SUPPORT_X11)
-		x11_window_create();
-	#endif
-	#if defined(USE_SDL)
-		sdl_window_create();
-	#endif
-}
-
 void common_linux_setup();
 
 // Find the user config directory.
 // $HOME/.config/flycast on linux
-std::string find_user_config_dir()
+static std::string find_user_config_dir()
 {
 	std::string xdg_home;
 	if (nowide::getenv("XDG_CONFIG_HOME") != nullptr)
@@ -129,7 +69,7 @@ std::string find_user_config_dir()
 
 // Find the user data directory.
 // $HOME/.local/share/flycast on linux
-std::string find_user_data_dir()
+static std::string find_user_data_dir()
 {
 	std::string xdg_home;
 	if (nowide::getenv("XDG_DATA_HOME") != nullptr)
@@ -181,7 +121,7 @@ static void addDirectoriesFromPath(std::vector<std::string>& dirs, const std::st
 //   /etc/flycast/
 //   /etc/xdg/flycast/
 // .
-std::vector<std::string> find_system_config_dirs()
+static std::vector<std::string> find_system_config_dirs()
 {
 	std::vector<std::string> dirs;
 
@@ -225,7 +165,7 @@ std::vector<std::string> find_system_config_dirs()
 // <$FLYCAST_BIOS_PATH>
 // ./
 // ./data
-std::vector<std::string> find_system_data_dirs()
+static std::vector<std::string> find_system_data_dirs()
 {
 	std::vector<std::string> dirs;
 
@@ -328,13 +268,6 @@ int main(int argc, char* argv[])
 
 	mainui_loop();
 
-#if defined(SUPPORT_X11)
-	x11_window_destroy();
-#endif
-#if defined(USE_SDL)
-	sdl_window_destroy();
-#endif
-
 	flycast_term();
 	os_UninstallFaultHandler();
 
diff --git a/core/linux-dist/x11.cpp b/core/linux-dist/x11.cpp
index f80c1febb..a11d20a54 100644
--- a/core/linux-dist/x11.cpp
+++ b/core/linux-dist/x11.cpp
@@ -21,6 +21,8 @@
 #define DEFAULT_WINDOW_WIDTH  640
 #define DEFAULT_WINDOW_HEIGHT   480
 
+static void x11_window_set_text(const char *text);
+
 static Window x11_win;
 Display *x11_disp;
 
@@ -356,7 +358,7 @@ void x11_window_create()
 	}
 }
 
-void x11_window_set_text(const char* text)
+static void x11_window_set_text(const char* text)
 {
 	if (x11_win)
 	{
diff --git a/core/linux-dist/x11.h b/core/linux-dist/x11.h
index 75c176531..7013db703 100644
--- a/core/linux-dist/x11.h
+++ b/core/linux-dist/x11.h
@@ -1,11 +1,10 @@
 #pragma once
 
-extern void input_x11_init();
-extern void event_x11_handle();
-extern void input_x11_handle();
-extern void x11_window_create();
-extern void x11_window_set_text(const char* text);
-extern void x11_window_destroy();
+void input_x11_init();
+void event_x11_handle();
+void input_x11_handle();
+void x11_window_create();
+void x11_window_destroy();
 
 // numbers
 const int KEY_1		=  10;
diff --git a/core/linux/common.cpp b/core/linux/common.cpp
index 00453b762..0ca150af0 100644
--- a/core/linux/common.cpp
+++ b/core/linux/common.cpp
@@ -162,7 +162,7 @@ static void linux_fix_personality()
 #endif
 }
 
-#if defined(__unix__) && !defined(LIBRETRO)
+#if defined(__unix__) && !defined(LIBRETRO) && !defined(__ANDROID__)
 static void sigintHandler(int)
 {
 	dc_exit();
@@ -175,7 +175,7 @@ void common_linux_setup()
 
 	enable_runfast();
 	os_InstallFaultHandler();
-#if defined(__unix__) && !defined(LIBRETRO)
+#if defined(__unix__) && !defined(LIBRETRO) && !defined(__ANDROID__)
 	// exit cleanly on ^C
 	signal(SIGINT, sigintHandler);
 #endif
diff --git a/core/network/ggpo.cpp b/core/network/ggpo.cpp
index 40777bb22..dbcb325a2 100644
--- a/core/network/ggpo.cpp
+++ b/core/network/ggpo.cpp
@@ -23,10 +23,9 @@
 #include "input/keyboard_device.h"
 #include "input/mouse.h"
 #include "cfg/option.h"
+#include "oslib/oslib.h"
 #include <algorithm>
 
-void UpdateInputState();
-
 namespace ggpo
 {
 
@@ -35,7 +34,7 @@ bool inRollback;
 static void getLocalInput(MapleInputState inputState[4])
 {
 	if (!config::ThreadedRendering)
-		UpdateInputState();
+		os_UpdateInputState();
 	std::lock_guard<std::mutex> lock(relPosMutex);
 	for (int player = 0; player < 4; player++)
 	{
@@ -706,7 +705,7 @@ bool nextFrame()
 	// may call save_game_state
 	do {
 		if (!config::ThreadedRendering)
-			UpdateInputState();
+			os_UpdateInputState();
 		Inputs inputs;
 		inputs.kcode = ~kcode[0];
 		if (rt[0] >= 0x4000)
diff --git a/core/nullDC.cpp b/core/nullDC.cpp
index 15d2f3e8b..ef0a5b8d3 100644
--- a/core/nullDC.cpp
+++ b/core/nullDC.cpp
@@ -83,6 +83,7 @@ void SaveSettings()
 
 void flycast_term()
 {
+	os_DestroyWindow();
 	gui_cancel_load();
 	lua::term();
 	emu.term();
diff --git a/core/oslib/oslib.cpp b/core/oslib/oslib.cpp
index 3a078bae7..38e9d0d30 100644
--- a/core/oslib/oslib.cpp
+++ b/core/oslib/oslib.cpp
@@ -25,6 +25,20 @@
 #ifndef _WIN32
 #include <unistd.h>
 #endif
+#if defined(USE_SDL)
+#include "sdl/sdl.h"
+#else
+	#if defined(SUPPORT_X11)
+		#include "linux-dist/x11.h"
+	#endif
+	#if defined(USE_EVDEV)
+		#include "linux-dist/evdev.h"
+	#endif
+#endif
+#if defined(_WIN32) && !defined(TARGET_UWP)
+#include "windows/rawinput.h"
+#endif
+#include "profiler/fc_profiler.h"
 
 namespace hostfs
 {
@@ -139,6 +153,70 @@ std::string getTextureDumpPath()
 
 }
 
+void os_CreateWindow()
+{
+#if defined(USE_SDL)
+	sdl_window_create();
+#elif defined(SUPPORT_X11)
+	x11_window_create();
+#endif
+}
+
+void os_DestroyWindow()
+{
+#if defined(USE_SDL)
+	sdl_window_destroy();
+#elif defined(SUPPORT_X11)
+	x11_window_destroy();
+#endif
+}
+
+void os_SetupInput()
+{
+#if defined(USE_SDL)
+	input_sdl_init();
+#else
+	#if defined(SUPPORT_X11)
+		input_x11_init();
+	#endif
+	#if defined(USE_EVDEV)
+		input_evdev_init();
+	#endif
+#endif
+#if defined(_WIN32) && !defined(TARGET_UWP)
+	if (config::UseRawInput)
+		rawinput::init();
+#endif
+}
+
+void os_TermInput()
+{
+#if defined(USE_SDL)
+	input_sdl_quit();
+#else
+	#if defined(USE_EVDEV)
+		input_evdev_close();
+	#endif
+#endif
+#if defined(_WIN32) && !defined(TARGET_UWP)
+	if (config::UseRawInput)
+		rawinput::term();
+#endif
+}
+
+void os_UpdateInputState()
+{
+	FC_PROFILE_SCOPE;
+
+#if defined(USE_SDL)
+	input_sdl_handle();
+#else
+	#if defined(USE_EVDEV)
+		input_evdev_handle();
+	#endif
+#endif
+}
+
 #ifdef USE_BREAKPAD
 
 #include "rend/boxart/http_client.h"
diff --git a/core/oslib/oslib.h b/core/oslib/oslib.h
index 91aff2106..8744af19e 100644
--- a/core/oslib/oslib.h
+++ b/core/oslib/oslib.h
@@ -4,12 +4,12 @@
 #include <malloc.h>
 #endif
 
-void os_SetWindowText(const char* text);
-
 void os_DoEvents();
 void os_CreateWindow();
+void os_DestroyWindow();
 void os_SetupInput();
 void os_TermInput();
+void os_UpdateInputState();
 void os_InstallFaultHandler();
 void os_UninstallFaultHandler();
 void os_RunInstance(int argc, const char *argv[]);
diff --git a/core/rend/gui_util.h b/core/rend/gui_util.h
index 931c07bd9..fc25f3f52 100644
--- a/core/rend/gui_util.h
+++ b/core/rend/gui_util.h
@@ -24,6 +24,7 @@
 #include "imgui_internal.h"
 #include "gui.h"
 #include "emulator.h"
+#include "oslib/oslib.h"
 
 #include <algorithm>
 #include <chrono>
@@ -78,6 +79,7 @@ public:
 	{
 		progress.reset();
 		future = std::async(std::launch::async, [this, path] {
+			ThreadName _("GameLoader");
 			emu.loadGame(path.c_str(), &progress);
 		});
 	}
diff --git a/core/rend/mainui.cpp b/core/rend/mainui.cpp
index c2dce96df..8191679e4 100644
--- a/core/rend/mainui.cpp
+++ b/core/rend/mainui.cpp
@@ -34,14 +34,12 @@ static bool mainui_enabled;
 u32 MainFrameCount;
 static bool forceReinit;
 
-void UpdateInputState();
-
 bool mainui_rend_frame()
 {
 	FC_PROFILE_SCOPE;
 
 	os_DoEvents();
-	UpdateInputState();
+	os_UpdateInputState();
 
 	if (gui_is_open() || gui_state == GuiState::VJoyEdit)
 	{
diff --git a/core/sdl/sdl.cpp b/core/sdl/sdl.cpp
index fb9c7d51c..48b8259f7 100644
--- a/core/sdl/sdl.cpp
+++ b/core/sdl/sdl.cpp
@@ -562,12 +562,6 @@ void input_sdl_handle()
 	}
 }
 
-void sdl_window_set_text(const char* text)
-{
-	if (window != nullptr)
-		SDL_SetWindowTitle(window, text);
-}
-
 static float hdpiScaling = 1.f;
 
 static inline void get_window_state()
diff --git a/core/sdl/sdl.h b/core/sdl/sdl.h
index a79f85f22..c60d083f2 100644
--- a/core/sdl/sdl.h
+++ b/core/sdl/sdl.h
@@ -6,7 +6,6 @@ void input_sdl_init();
 void input_sdl_handle();
 void input_sdl_quit();
 void sdl_window_create();
-void sdl_window_set_text(const char* text);
 void sdl_window_destroy();
 bool sdl_recreate_window(u32 flags);
 void sdl_fix_steamdeck_dpi(SDL_Window *window);
diff --git a/core/windows/winmain.cpp b/core/windows/winmain.cpp
index f39b51e90..302e07dfd 100644
--- a/core/windows/winmain.cpp
+++ b/core/windows/winmain.cpp
@@ -28,8 +28,6 @@
 #include <nowide/convert.hpp>
 #include "cfg/option.h"
 #include "rend/gui.h"
-#else
-#include "rawinput.h"
 #endif
 #include "oslib/oslib.h"
 #include "stdclass.h"
@@ -51,26 +49,6 @@
 #include <windows.h>
 #include <windowsx.h>
 
-void os_SetupInput()
-{
-	input_sdl_init();
-
-#ifndef TARGET_UWP
-	if (config::UseRawInput)
-		rawinput::init();
-#endif
-}
-
-void os_TermInput()
-{
-	input_sdl_quit();
-
-#ifndef TARGET_UWP
-	if (config::UseRawInput)
-		rawinput::term();
-#endif
-}
-
 static void setupPath()
 {
 #ifndef TARGET_UWP
@@ -110,23 +88,6 @@ static void setupPath()
 #endif
 }
 
-void UpdateInputState()
-{
-	FC_PROFILE_SCOPE;
-
-	input_sdl_handle();
-}
-
-void os_CreateWindow()
-{
-	sdl_window_create();
-}
-
-void os_SetWindowText(const char* text)
-{
-	sdl_window_set_text(text);
-}
-
 static void reserveBottomMemory()
 {
 #if defined(_WIN64) && defined(_DEBUG)
@@ -433,8 +394,6 @@ int main(int argc, char* argv[])
 
 	mainui_loop();
 
-	sdl_window_destroy();
-
 	flycast_term();
 	os_UninstallFaultHandler();
 
diff --git a/shell/android-studio/flycast/src/main/jni/src/Android.cpp b/shell/android-studio/flycast/src/main/jni/src/Android.cpp
index e07870fcd..351f6c564 100644
--- a/shell/android-studio/flycast/src/main/jni/src/Android.cpp
+++ b/shell/android-studio/flycast/src/main/jni/src/Android.cpp
@@ -99,27 +99,8 @@ void os_DoEvents()
 {
 }
 
-void os_CreateWindow()
-{
-}
-
-void UpdateInputState()
-{
-}
-
 void common_linux_setup();
 
-void os_SetupInput()
-{
-}
-void os_TermInput()
-{
-}
-
-void os_SetWindowText(char const *Text)
-{
-}
-
 #if defined(USE_BREAKPAD)
 static bool dumpCallback(const google_breakpad::MinidumpDescriptor& descriptor, void* context, bool succeeded)
 {
diff --git a/shell/apple/emulator-ios/emulator/AppDelegate.mm b/shell/apple/emulator-ios/emulator/AppDelegate.mm
index cc568b84f..dc5760173 100644
--- a/shell/apple/emulator-ios/emulator/AppDelegate.mm
+++ b/shell/apple/emulator-ios/emulator/AppDelegate.mm
@@ -23,6 +23,8 @@
 #import "AppDelegate.h"
 #import <AVFoundation/AVFoundation.h>
 
+#include <mach/task.h>
+#include <mach/mach_init.h>
 #include "emulator.h"
 #include "log/LogManager.h"
 #include "cfg/option.h"
@@ -50,6 +52,11 @@ static bool emulatorRunning;
 	if (error != nil)
 		NSLog(@"AVAudioSession.setActive:  %@", error);
 
+    if (getppid() != 1) {
+        /* Make LLDB ignore EXC_BAD_ACCESS for debugging */
+        task_set_exception_ports(mach_task_self(), EXC_MASK_BAD_ACCESS, MACH_PORT_NULL, EXCEPTION_DEFAULT, 0);
+    }
+
     return YES;
 }
 							
diff --git a/shell/apple/emulator-ios/emulator/FlycastViewController.mm b/shell/apple/emulator-ios/emulator/FlycastViewController.mm
index 4d4c66cde..018c261a9 100644
--- a/shell/apple/emulator-ios/emulator/FlycastViewController.mm
+++ b/shell/apple/emulator-ios/emulator/FlycastViewController.mm
@@ -54,8 +54,6 @@ std::map<GCController *, std::shared_ptr<IOSGamepad>> IOSGamepad::controllers;
 std::map<GCKeyboard *, std::shared_ptr<IOSKeyboard>> IOSKeyboard::keyboards;
 std::map<GCMouse *, std::shared_ptr<IOSMouse>> IOSMouse::mice;
 
-void common_linux_setup();
-
 static bool lockedPointer;
 static void updatePointerLock(Event event, void *)
 {
@@ -210,7 +208,7 @@ static void updateAudioSession(Event event, void *)
 	}
 #endif
 
-	common_linux_setup();
+	os_InstallFaultHandler();
 
 	flycast_init(0, nullptr);
 	config::ContentPath.get().clear();
diff --git a/shell/apple/emulator-ios/emulator/ios_main.mm b/shell/apple/emulator-ios/emulator/ios_main.mm
index a602d3e07..0fe36432c 100644
--- a/shell/apple/emulator-ios/emulator/ios_main.mm
+++ b/shell/apple/emulator-ios/emulator/ios_main.mm
@@ -20,8 +20,6 @@
 #import <Foundation/Foundation.h>
 
 #include <string>
-#include <mach/task.h>
-#include <mach/mach_init.h>
 
 int darw_printf(const char* text,...)
 {
@@ -40,24 +38,6 @@ int darw_printf(const char* text,...)
 void os_DoEvents() {
 }
 
-void os_SetWindowText(const char* t) {
-}
-
-void os_CreateWindow() {
-    if (getppid() != 1) {
-        /* Make LLDB ignore EXC_BAD_ACCESS for debugging */
-        task_set_exception_ports(mach_task_self(), EXC_MASK_BAD_ACCESS, MACH_PORT_NULL, EXCEPTION_DEFAULT, 0);
-    }
-}
-
-void UpdateInputState() {
-}
-
-void os_SetupInput() {
-}
-void os_TermInput() {
-}
-
 std::string os_Locale(){
     return [[[NSLocale preferredLanguages] objectAtIndex:0] UTF8String];
 }
diff --git a/shell/apple/emulator-osx/emulator-osx/osx-main.mm b/shell/apple/emulator-osx/emulator-osx/osx-main.mm
index 6b3e34ab3..bf5eb401f 100644
--- a/shell/apple/emulator-osx/emulator-osx/osx-main.mm
+++ b/shell/apple/emulator-osx/emulator-osx/osx-main.mm
@@ -47,10 +47,6 @@ int darw_printf(const char* text, ...)
     return 0;
 }
 
-void os_SetWindowText(const char * text) {
-    puts(text);
-}
-
 void os_DoEvents() {
 #if defined(USE_SDL)
 	NSMenuItem *editMenuItem = [[NSApp mainMenu] itemAtIndex:1];
@@ -58,43 +54,6 @@ void os_DoEvents() {
 #endif
 }
 
-void UpdateInputState() {
-#if defined(USE_SDL)
-	input_sdl_handle();
-#endif
-}
-
-void os_CreateWindow() {
-#ifdef DEBUG
-    int ret = task_set_exception_ports(
-                                       mach_task_self(),
-                                       EXC_MASK_BAD_ACCESS,
-                                       MACH_PORT_NULL,
-                                       EXCEPTION_DEFAULT,
-                                       0);
-    
-    if (ret != KERN_SUCCESS) {
-        printf("task_set_exception_ports: %s\n", mach_error_string(ret));
-    }
-#endif
-	sdl_window_create();
-}
-
-void os_SetupInput()
-{
-#if defined(USE_SDL)
-	input_sdl_init();
-#endif
-}
-
-void os_TermInput()
-{
-#if defined(USE_SDL)
-	input_sdl_quit();
-#endif
-}
-
-void common_linux_setup();
 static int emu_flycast_init();
 
 static void emu_flycast_term()
@@ -172,7 +131,6 @@ extern "C" int SDL_main(int argc, char *argv[])
 
 	mainui_loop();
 
-	sdl_window_destroy();
 	emu_flycast_term();
 	os_UninstallFaultHandler();
 
@@ -182,7 +140,7 @@ extern "C" int SDL_main(int argc, char *argv[])
 static int emu_flycast_init()
 {
 	LogManager::Init();
-	common_linux_setup();
+	os_InstallFaultHandler();
 	NSArray *arguments = [[NSProcessInfo processInfo] arguments];
 	unsigned long argc = [arguments count];
 	char **argv = (char **)malloc(argc * sizeof(char*));
@@ -201,6 +159,19 @@ static int emu_flycast_init()
 	for (unsigned long i = 0; i < paramCount; i++)
 		free(argv[i]);
 	free(argv);
+
+#if defined(DEBUG) || defined(DEBUGFAST)
+    int ret = task_set_exception_ports(
+                                       mach_task_self(),
+                                       EXC_MASK_BAD_ACCESS,
+                                       MACH_PORT_NULL,
+                                       EXCEPTION_DEFAULT,
+                                       0);
+    
+    if (ret != KERN_SUCCESS) {
+        printf("task_set_exception_ports: %s\n", mach_error_string(ret));
+    }
+#endif
 	
 	return rc;
 }
diff --git a/shell/libretro/libretro.cpp b/shell/libretro/libretro.cpp
index 78a5a7bbc..472401d79 100644
--- a/shell/libretro/libretro.cpp
+++ b/shell/libretro/libretro.cpp
@@ -221,7 +221,6 @@ static std::vector<std::string> disk_paths;
 static std::vector<std::string> disk_labels;
 static bool disc_tray_open = false;
 
-void UpdateInputState();
 static bool set_variable_visibility(void);
 
 void retro_set_video_refresh(retro_video_refresh_t cb)
@@ -1170,7 +1169,7 @@ void retro_run()
 		emu.start();
 
 	poll_cb();
-	UpdateInputState();
+	os_UpdateInputState();
 	bool fastforward = false;
 	if (environ_cb(RETRO_ENVIRONMENT_GET_FASTFORWARDING, &fastforward))
 		settings.input.fastForwardMode = fastforward;
@@ -3357,7 +3356,7 @@ static void UpdateInputState(u32 port)
 	}
 }
 
-void UpdateInputState()
+void os_UpdateInputState()
 {
 	UpdateInputState(0);
 	UpdateInputState(1);
@@ -3710,5 +3709,3 @@ void gui_display_notification(const char *msg, int duration)
 	retromsg.frames = duration / 17;
 	environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &retromsg);
 }
-
-void os_RunInstance(int argc, const char *argv[]) { }
diff --git a/shell/switch/switch_main.cpp b/shell/switch/switch_main.cpp
index bf59e3173..1c3fdcffe 100644
--- a/shell/switch/switch_main.cpp
+++ b/shell/switch/switch_main.cpp
@@ -17,7 +17,6 @@
 #ifndef LIBRETRO
 #include "nswitch.h"
 #include "stdclass.h"
-#include "sdl/sdl.h"
 #include "log/LogManager.h"
 #include "emulator.h"
 #include "rend/mainui.h"
@@ -48,7 +47,6 @@ int main(int argc, char *argv[])
 
 	mainui_loop();
 
-	sdl_window_destroy();
 	flycast_term();
 
 	socketExit();
@@ -56,28 +54,8 @@ int main(int argc, char *argv[])
 	return 0;
 }
 
-void os_SetupInput()
-{
-	input_sdl_init();
-}
-
-void os_TermInput()
-{
-	input_sdl_quit();
-}
-
-void UpdateInputState()
-{
-	input_sdl_handle();
-}
-
 void os_DoEvents()
 {
 }
 
-void os_CreateWindow()
-{
-	sdl_window_create();
-}
-
 #endif	//!LIBRETRO
diff --git a/tests/src/test_stubs.cpp b/tests/src/test_stubs.cpp
index e87bc1459..aa3793ace 100644
--- a/tests/src/test_stubs.cpp
+++ b/tests/src/test_stubs.cpp
@@ -15,25 +15,10 @@ HWND getNativeHwnd()
 }
 #endif
 
-void os_SetupInput()
-{
-}
-void os_TermInput()
-{
-}
-
-void UpdateInputState()
-{
-}
-
 void os_DoEvents()
 {
 }
 
-void os_CreateWindow()
-{
-}
-
 void os_RunInstance(int argc, const char *argv[])
 {
 }