CLR
#define CLR(opt) (sp->fts_options &= ~(opt))
#define CLR(opt) (sp->fts_options &= ~(opt))
#define CLR(opt) (sp->fts_options &= ~(opt))
#define CLR(t, f) (t) &= ~(f)
#define CLR(bit) (A(bit) &= (~B(bit)))
#define CLR(bit) (A(bit) &= (~B(bit)))
#define CLR(_bas, _r, _b) \
#define CLR(t, f) ((t) &= ~(f))