#if defined(_SUNOS_VTOC_16)
#if defined(i386) || defined(__amd64) || defined(__arm) || \
- defined(__powerpc) || defined(__sparc)
+ defined(__powerpc) || defined(__sparc) || defined(__s390__)
{ V_BOOT, V_UNMNT }, /* i - 8 */
{ V_ALTSCTR, 0 }, /* j - 9 */