#include<stdlib.h>
int main(int argc, char *argv[]){

  /* Inline assembler for exiting without need of stdlib.
     Exit with code 13 this time. */
  asm (                                         \
       "movl $1,%eax\n"                          \
       "movl $13,%ebx\n"                         \
       "int $128\n"                              \
       );
  
  /* Explicitly ask for shutdown with exit code 122*/
  exit(122);

  /* The "C-style" end-of-program with exit code 123*/
  return 123;
}