osmo-nitb: generate backtrace on SIGABRT

As the NITB has an internal SIGABRT handler that prints a talloc report,
let's also print a stack backtrace at the same point.

Change-Id: Ia63aa5c39b26e27c3ee220d755c17d2c1ef636c5
1 file changed
tree: c8580f1d32c3be5dc3f2e3f76f6ef7d0a4224745
  1. contrib/
  2. debian/
  3. openbsc/
  4. .gitignore
  5. .gitreview
  6. .mailmap