glibc patch: patch-2010-12-23-glibc.diff

glibc-ports patch: patch-2010-12-23-glibc-ports.diff

- Fix ld_audit implementation.
- Implement long jump check implementation.
  - Verify with glibc testsuite.
- Finish CFI annotation to assembly to allow proper unwinding.
  - Verify using gdb.
- Review testsuite failures.
- Get patches upstream into libc-alpha for:
  - NPTL _SGU handling.
  - function pointer relocation in ld.so.1 failure.