We decided over a year ago to drop LinuxThreads. There's no option to use it in edgy. You'll find other distributions following suit very shortly.
** Changed in: glibc (Ubuntu) Status: Unconfirmed => Rejected -- Cannot exec any program using linuxthreads instead of NPTL https://launchpad.net/bugs/55169 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs