fs1
struct fs *fs1;
fs1 = &fsun1->fs;
rdfs(SBLOCK_UFS1 / DEV_BSIZE, SBSIZE, (char *)fs1);
if (fs1->fs_magic == FS_UFS1_MAGIC) {
fs1->fs_magic = FS_BAD_MAGIC;
wtfs(SBLOCK_UFS1 / DEV_BSIZE, SBSIZE, (char *)fs1);
d1, m1, s1, fs1, north ? "N" : "S",
int d1, m1, s1, fs1;
fs1 = (int)(latitude % 1000);