Hi Stephen, randconfig build on x86_64 machine fails with build failure CC [M] fs/xfs/linux-2.6/xfs_xattr.o fs/xfs/linux-2.6/xfs_xattr.c: In function ‘xfs_decode_acl’: fs/xfs/linux-2.6/xfs_xattr.c:40: error: ‘_ACL_TYPE_ACCESS’ undeclared (first use in this function) fs/xfs/linux-2.6/xfs_xattr.c:40: error: (Each undeclared identifier is reported only once fs/xfs/linux-2.6/xfs_xattr.c:40: error: for each function it appears in.) fs/xfs/linux-2.6/xfs_xattr.c:42: error: ‘_ACL_TYPE_DEFAULT’ undeclared (first use in this function) make[2]: *** [fs/xfs/linux-2.6/xfs_xattr.o] Error 1 make[1]: *** [fs/xfs] Error 2 make: *** [fs] Error 2 -- Thanks & Regards, Kamalesh Babulal, Linux Technology Center, IBM, ISTL.