inodev
mandoc_ohash_init(&mpages, 6, offsetof(struct mpage, inodev));
offsetof(struct mpage, inodev));
struct inodev inodev; /* used for hashing routine */
struct inodev inodev;
memset(&inodev, 0, sizeof(inodev)); /* Clear padding. */
inodev.st_ino = st->st_ino;
inodev.st_dev = st->st_dev;
slot = ohash_lookup_memory(&mpages, (char *)&inodev,
sizeof(struct inodev), inodev.st_ino);
mpage->inodev.st_ino = inodev.st_ino;
mpage->inodev.st_dev = inodev.st_dev;