SADB_X_AALG_SHA2_256
#ifdef SADB_X_AALG_SHA2_256
{ SADB_X_AALG_SHA2_256, "hmac-sha256", },
#if (defined SADB_X_AALG_SHA2_256) && !defined(SADB_X_AALG_SHA2_256HMAC)
return SADB_X_AALG_SHA2_256;
[SADB_X_AALG_SHA2_256] = 4, \
i != SADB_X_AALG_SHA2_256 &&
case SADB_X_AALG_SHA2_256: