http://bugs.gentoo.org/402633
http://projects.archlinux.org/svntogit/community.git/tree/trunk/extundelete-build.patch?h=packages/extundelete

--- src/extundelete.cc
+++ src/extundelete.cc
@@ -943,3 +943,3 @@
	{
-		group_descriptor_table[n] = fs->group_desc[n];
+		group_descriptor_table[n] = *ext2fs_group_desc(fs, fs->group_desc, n);
	}
@@ -2613,3 +2613,4 @@
	inode->osd2.linux2.l_i_gid_high = le16_to_cpu( (uint16_t *) &inodebuf[item*60] );
-	inode->osd2.linux2.l_i_reserved2 = le32_to_cpu( (uint32_t *) &inodebuf[item*62] );
+	inode->osd2.linux2.l_i_checksum_lo = le16_to_cpu( (uint16_t *) &inodebuf[item*62] );
+	inode->osd2.linux2.l_i_reserved = le16_to_cpu( (uint16_t *) &inodebuf[item*63] );
 }
--- src/insertionops.cc
+++ src/insertionops.cc
@@ -65,3 +65,3 @@
   os << "# Blocks per group: " << s_block->s_blocks_per_group << std::endl;
-  os << "# Fragments per group: " << s_block->s_frags_per_group << std::endl;
+  os << "# Fragments per group: " << s_block->s_clusters_per_group << std::endl;
   os << "# Inodes per group: " << s_block->s_inodes_per_group << std::endl;