Нашел применение этой непонятной штуковине⁠⁠

#include <windows.h>

INT WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow){
BOOL bPressed = 0;
while (!GetAsyncKeyState(VK_HOME)){
if (GetAsyncKeyState(VK_NUMPAD9)){
bPressed = !bPressed;
bPressed ? keybd_event('W', 0x11, 0, 0) : keybd_event('W', 0x11, KEYEVENTF_KEYUP, 0);
bPressed ? Beep(800, 250) : Beep(400, 250);
}
}
Beep(1000, 1000);
return 0;
}