SADB_X_EXT_SA2
sadb2.sadb_sa_exttype = SADB_X_EXT_SA2;
{ SADB_X_EXT_SA2, "sa2", print_sa },
if (extensions[SADB_X_EXT_SA2]) {
sa2 = (struct sadb_sa *)extensions[SADB_X_EXT_SA2];
sa2.sadb_sa_exttype = SADB_X_EXT_SA2;
sa2.sadb_sa_exttype = SADB_X_EXT_SA2;
ssa = (struct sadb_sa *) headers[SADB_X_EXT_SA2];
headers[SADB_X_EXT_SA2] = p;
#define BITMAP_X_SA2 (1LL << SADB_X_EXT_SA2)
case SADB_X_EXT_SA2: