{

BOOL iswow64 = FALSE;

FP_IsWow64Process fpIsWow64Process = (FP_IsWow64Process)(GetProcAddress(GetModuleHandleA("kernel32"), "IsWow64Process"));

if (fpIsWow64Process == NULL)

return 32;

if (fpIsWow64Process(hProc, &iswow64)) {

return iswow64 ? 32 : 64;

}

return 0;

{

SYSTEM_INFO si = { 0 };

GetSystemInfo(&si);

if (si.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_AMD64)

return 64;

else if (si.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_INTEL)

return 32;

return 0;