sec                40 mkfs.c         void rsect(uint sec, void *buf);
sec               171 mkfs.c         wsect(uint sec, void *buf)
sec               173 mkfs.c           if(lseek(fsfd, sec * BSIZE, 0) != sec * BSIZE){
sec               211 mkfs.c         rsect(uint sec, void *buf)
sec               213 mkfs.c           if(lseek(fsfd, sec * BSIZE, 0) != sec * BSIZE){