HZ11WIP9
- Add new DEBUG #define, used in debug build
- Remove commented out stuff from build.sh
- Only include time check code (including -w option) in debug build
- Debug only: Record current line number in various places in socket handler code, and report current value to syslog on SIGUSR1
- Convert time check code into a macro to avoid code duplication
- Exit final recv() loop on rv=0 (fixes hung child process bug)
- Minor code cleanup