src: use namespace prefix osmo_signal*

Summary of changes:

s/signal_cbfn/osmo_signal_cbfn/g
s/register_signal_handler/osmo_signal_register_handler/g
s/unregister_signal_handler/osmo_signal_unregister_handler/g
s/dispatch_signal/osmo_signal_dispatch/g
36 files changed
tree: 1e665df36dcc42b3e3a5d49bc5bbcda8ba17d6e9
  1. hlrsync/
  2. linux-kernel/
  3. openbsc/
  4. wireshark/
  5. README