I_TmpPreferredLifetime
{ "TmpPreferredLifetime", 0, ~0U, 86400, I_TmpPreferredLifetime,
tpref = cv[I_TmpPreferredLifetime].cf_value;
#define pi_TmpPreferredLifetime pi_config[I_TmpPreferredLifetime].cf_value
phyint_config[I_TmpPreferredLifetime].cf_value