V7FS_IFCHR
case V7FS_IFCHR:
#define v7fs_inode_iscdev(i) (((i)->mode & V7FS_IFMT) == V7FS_IFCHR)
V7FS_IFCHR, V7FSBSD_IFLNK, V7FSBSD_IFSOCK,