zeromq/czmq — pull request #108 by hintjens (2013-01-03 17:50:02+00:00)
Title: Refactored signal handling

- non-portable signal code moved to zsys
- zsys_handlers_set (NULL) to prevent CZMQ installing its handlers
- note: no longer a side-effect of setting zctx_interrupted to 1
- zsys_handlers_reset () at exit to restore default handlers