NSDMAP
for (i = 0; i < NSDMAP; i++) {
for (i = 0; i < NSDMAP; i++) {
#define MAXPART (NSDMAP + 1)
#define MAXPART (NSDMAP + 1)
uint64_t lyr_open[NSDMAP];
struct kstat *un_pstats[NSDMAP]; /* partition statistics */