P_ISA
key->arch = P_ISA;
if ((e->arch != P_ISA) && (strcmp(key->name, e->name) == 0))
#define P_ALL P_ISA
e->arch = P_ISA;
(cur->arch != P_ISA) &&
(cur->arch != P_ISA) &&
(cur->arch == P_ISA) &&
keyelem.arch = P_ISA;
*arch = P_ISA;