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function IsWin64: Boolean;
var
Kernel32Handle: THandle;
IsWow64Process: function(Handle: Windows.THandle; var Res: Windows.BOOL): Windows.BOOL;
stdcall;
GetNativeSystemInfo :
procedure(var lpSystemInfo: TSystemInfo); stdcall; isWoW64 :BOOL;SystemInfo : TSystemInfo;
const
PROCESSOR_ARCHITECTURE_AMD64 = 9;
PROCESSOR_ARCHITECTURE_IA64 = 6;
begin
Kernel32Handle := GetModuleHandle('KERNEL32.DLL');
if Kernel32Handle = 0 then
Kernel32Handle := LoadLibrary('KERNEL32.DLL');
if Kernel32Handle <> 0 then
begin
IsWow64Process := GetProcAddress(Kernel32Handle, 'IsWow64Process');
GetNativeSystemInfo := GetProcAddress(Kernel32Handle, 'GetNativeSystemInfo');
if Assigned(IsWow64Process) then
begin
IsWow64Process(GetCurrentProcess, isWoW64);
Result := isWoW64 and Assigned(GetNativeSystemInfo);
if Result then
begin
GetNativeSystemInfo(SystemInfo);
Result := (SystemInfo.wProcessorArchitecture = PROCESSOR_ARCHITECTURE_AMD64) or (SystemInfo.wProcessorArchitecture = PROCESSOR_ARCHITECTURE_IA64);
end;
end
else
Result := False;
end
else
Result := False;
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