__SNPT
if (fp->_flags & (__SWR | __SRW | __SNBF | __SNPT))
fp->_flags |= __SNPT;
__SOPT : __SNPT);
return (__SNPT);
return (__SNPT);
flags |= __SNPT;
flags &= ~(__SLBF | __SNBF | __SMBF | __SOPT | __SNPT | __SEOF);