return 1;
return 0;
feholdexcept (fenv_t *envp){  unsigned long int temp;  /* Store the environment.  */  _FPU_GETCW(temp);  envp->__cw = temp;  /* Now set all exceptions to non-stop.  */  temp &= ~(FE_ALL_EXCEPT << FE_EXCEPT_SHIFT);  _FPU_SETCW(temp);  return 1;}