// Code by gynvael.coldwind//vx
// www    : http://gynvael.coldwind.pl
// e-mail : gynvael@coldwind.pl
// license: public domain ;>
//
// This code sets that linker version in the PE header to 6.0.
// The Vista's msvcrt.dll checks at init if the linker version
// of the exe module is 6.0, and if so, it enables the %n tag
// in printf, otherwise the tag remains disabled.
// Use at your own risk.
//
#include <stdio.h>
#include <windows.h>

int
main(int argc, char **argv)
{
  // Args ?
  if(argc != 2)
  {
    puts("usage: fixprintf <exename>");
    return 1;
  }

  // Load file
  FILE *f = fopen(argv[1], "r+b");
  if(!f)
  {
    printf("file %s not found\n", argv[1]);
    return 2;
  }

  // Read the DOS header
  IMAGE_DOS_HEADER Dos;
  fread(&Dos, 1, sizeof(Dos), f);

  // Seek
  fseek(f, Dos.e_lfanew + 0x1A, SEEK_SET);

  // Write
  fwrite("\6\0", 1, 2, f);

  // Done
  fclose(f);
  puts("done...");

  // Bye bye...
  return 0;
}