tag	line	file	source code
NBUF	76	fs/block_dev.c	#define NBUF 32
NBUF	26	fs/ext/file.c	#define  NBUF  32
NBUF	27	fs/ext2/file.c	#define  NBUF  32
NBUF	24	fs/isofs/file.c	#define  NBUF  32
NBUF	20	fs/minix/file.c	#define  NBUF  32
NBUF	26	fs/xiafs/file.c	#define  NBUF  32