FS_XFLAG_CASENONPRESERVING
fa->fsx_xflags |= FS_XFLAG_CASENONPRESERVING;
fa->fsx_xflags |= FS_XFLAG_CASENONPRESERVING;
fa->fsx_xflags |= FS_XFLAG_CASENONPRESERVING;
!(fa.fsx_xflags & FS_XFLAG_CASENONPRESERVING);
fa->fsx_xflags |= FS_XFLAG_CASENONPRESERVING;
if (!(fa.fsx_xflags & FS_XFLAG_CASENONPRESERVING))
FS_XFLAG_CASEFOLD | FS_XFLAG_CASENONPRESERVING)