printf("====== Changed float pref %s to %f\n", np->name, np->floatVar);
PRINTF("====== Changed float pref %s to %f\n", np->name, np->floatVar);
static int PR_CALLBACK floatPrefChanged (const char *newpref, void *data){  nsLookAndFeelFloatPref* np = (nsLookAndFeelFloatPref*)data;  if (np)  {    nsresult rv;    NS_WITH_SERVICE(nsIPref, prefService, kPrefServiceCID, &rv);    if (NS_SUCCEEDED(rv) && prefService)    {      PRInt32 intpref;      rv = prefService->GetIntPref(np->name, &intpref);      if (NS_SUCCEEDED(rv))      {        np->floatVar = (float)intpref / 100.;        np->isSet = PR_TRUE;#ifdef DEBUG_akkana        printf("====== Changed float pref %s to %f\n", np->name, np->floatVar);#endif      }    }  }  return 0;}