C Need Compile to .DLL Auto Accepter - MatchMaking CSGO

Code
#include <stdint.h>

#include <string.h>

#include <windows.h>



static void *g_surface = nullptr;



typedef void (__thiscall *pfnPlaySound) (void *, const char *);

pfnPlaySound fnPlaySound;



static __forceinline is_main_window(void)

{

    static HWND csgoWindow = 0;

    if (!csgoWindow)

      do

      csgoWindow = FindWindowA("Counter-Strike: Global Offensive");

      while (!csgoWindow)



    return GetWindow(csgoWindow, GW_OWNER) == (HWND)0 && IsWindowVisible(csgoWindow)

      && GetForegroundWindow() == csgoWindow && !IsIconic(csgoWindow);

}



static void __stdcall playSoundHooked(const char *sample)

{

    fnPlaySound(g_surface, sample);

    if (strstr(sample, "inposition02.wav")) {

      while (!is_main_window()) {

      ShowWindow(csgoWindow, SW_RESTORE);

      SetActiveWindow(csgoWindow);

      Sleep(1000);

      }

    }

}



static void derp(HINSTANCE voidwhereprohibited)

{

    uintptr_t matsurface;

    while (!(matsurface = (uintptr_t)GetModuleHandleA("vguimatsurface.dll")))

      Sleep(10);



    typedef void *(*ciface_t) (const char *, int *);

    ciface_t create_iface;

    do {

      create_iface = (ciface_t)GetProcAddress((HMODULE)matsurface, "CreateInterface");

      Sleep(10);

    } while (!create_iface);



    g_surface = create_iface("VGUI_Surface031", nullptr);

    uintptr_t p = *(uintptr_t *)g_surface;

    fnPlaySound = (pfnPlaySound)(p + 81 * 4);

    *(uintptr_t *)(p + 81 * 4) = (uintptr_t)playSoundHooked;

}



BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD fdwReason, LPVOID lpvReserved)

{

    if (fdwReason == DLL_PROCESS_ATTACH)

      CreateThread(nullptr, 0, (LPTHREAD_START_ROUTINE)derp, hInstance, 0, nullptr);



    return true;

}