In source3/modules/vfs_solarisacl.c:303, solarisacl_sys_acl_delete_def_file invokes solarisacl_sys_acl_get_file with only 3 args while the function has 4. Personally I can do without acl support for the moment.
This looks like the already known and resolved Bug 9564
*** This bug has been marked as a duplicate of bug 9564 ***