devread
devread(devfd, buf, blk + partoffset, fs->fs_bsize, "inode");
devread(devfd, buf, blk + partoffset, fs->fs_bsize,
devread(devfd, buf, blk + partoffset, fs->fs_bsize,
devread(fd, sblock, poffset + sboff, SBSIZE, "superblock");
static void devread(int, void *, daddr_t, size_t, char *);
devread(fd, sblock, poffset + sboff, SBSIZE, "superblock");
devread(devfd, buf, DL_SECTOBLK(dl, pp->p_offset) + blk,
static void devread(int, void *, daddr_t, size_t, char *);