1:
2:
3:
4:
5:
6:
7:
8:
9:
10:
11:
12:
13:
14:
15:
16:
17:
18:
19:
20:
21:
22:

uses
  ..., tlhelp32; //evtl. noch was...

...

function KillProcess(const ExeName: String):Boolean;
var
  Process: TProcessEntry32;
  h: THandle;
begin
  Result := False;
  Process.dwSize := SizeOf(Process);
  h := CreateToolHelp32Snapshot(TH32CS_SNAPPROCESS, 0);
  try
   if Process32First(h, Process) then
    repeat
     if AnsiLowerCase(Process.szExeFile) = AnsiLowerCase(ExeName) then Result := TerminateProcess(OpenProcess(Process_Terminate, False, Process.th32ProcessID), 0);
    until (not Process32Next(h, Process)) or Result;
  finally
   CloseHandle(h);
  end;
end; {KillProcess}