#include <stdio.h>
int needmotorolaorder = 1;

static int whatwehave = -1;

void
initorder()
{
  int x = 0;
  
  ((char *)&x)[3] = 1;
  if(x == 1)
    whatwehave = 1;
  else
    whatwehave = 0;
}

unsigned long
LongSwap(x)
  unsigned long x;
{
  if(whatwehave == -1)
    initorder();
  if(whatwehave == needmotorolaorder)
    return;
  x = (x>>16 & 0x0000ffff) | (x<<16 & 0xffff0000);
  x = (x>> 8 & 0x00ff00ff) | (x<< 8 & 0xff00ff00);
  return(x);
}

unsigned short
ShortSwap(x)
  unsigned short x;
{
  if(whatwehave == -1)
    initorder();
  if(whatwehave == needmotorolaorder)
    return;
  x = (x>> 8 & 0x00ff) | (x<< 8 & 0xff00);
  return(x);
}