WinAPI: CopyFile

CopyFile(
  lpExistingFileName: PChar; 
  lpNewFileName: PChar;	     
  bFailIfExists: BOOL        
): BOOL;

begin
  CopyFile(, , True);
end;

var
  ExistFile, NewFile: string;
begin
  ExistFile := ;
  NewFile   := ;

  if CopyFile(PChar(ExistFile), PChar(NewFile), True) then
    ShowMessage();
end;