FE_ERL
#define FE_CACHE_SET (FE_ERL|FE_CLSE|FE_WRIE|FE_ERMP)
#define FE_CACHE0_SET (FE_CACHE_SET & ~FE_ERL)
np->features &= ~(FE_WRIE|FE_ERL|FE_ERMP);
if (np->features & FE_ERL)
FE_ERL}
FE_BOF|FE_ERL}
FE_WIDE|FE_BOF|FE_ERL|FE_DIFF}