15 #ifndef MIN
16 #define MIN(a, b) ((a) < (b) ? (a) : (b))  macro
466 	int ff = MIN(len, cflen);  in tcprb_ffhead()
467 	ff = MIN(ff, rb->pile - rb->head); /* head cannot go further than pile */  in tcprb_ffhead()
493 	int ff = (off + len) - (rb->head + MIN(rb->len, rb->metalen));  in tcprb_fflen()
506 	int fflen = MIN(len, cflen);  in tcprb_fflen()
507 	fflen = MIN(ff, rb->pile - rb->head); /* head cannot go further than pile */  in tcprb_fflen()
624 	int plen = MIN(len, f->tail - off);  in tcprb_ppeek()
652 	if ((ff = (off + len) - (rb->head + MIN(rb->len, rb->metalen))) > 0)  in tcprb_pwrite()
655 		eflen = MIN(olen - len, rb->metalen - rb->len);  in tcprb_pwrite()
703 					wrlen = fnext ? MIN(fnext->head - (off + uoff), len - uoff)  in tcprb_pwrite()
716 				wrlen = MIN(f->head - (off + uoff), len - uoff);  in tcprb_pwrite()