(DIR) alpha
 (DIR) amd64
 (DIR) arm64
 (DIR) armv7
 (DIR) hppa
 (DIR) i386
 (DIR) landisk
 (DIR) loongson
 (DIR) luna88k
 (DIR) macppc
 (DIR) octeon
 (DIR) powerpc64
 (DIR) riscv64
 (DIR) sparc64