hpfs_toupper
res = hpfs_toupper(hpmp, hpfs_u2d(hpmp, uname[i]), cp) -
hpfs_toupper(hpmp, dname[i], cp);
res = (int)hpfs_toupper(hpmp, ((u_char *)str1)[i], str1cp) -
(int)hpfs_toupper(hpmp, ((u_char *)str2)[i], str2cp);