signals.md: Clarify and update slightly
@@ -7,11 +7,12 @@ compatibility with the existing BusyBox toolset the following signals
have been adopted:
* `SIGHUP`
- Same effect as `finit q`, reloads all *.conf files in `/etc/finit.d/`
+ Same effect as `finit q`, `init q`, or `initctl reload`, reloads all
+ *.conf files in `/etc/finit.d/`
* `SIGUSR1`
- Calls shutdown hooks, including HOOK_SHUTDOWN, stops all running
- processes, and unmounts all file systems. Then tells kernel to
- halt. Most people these days want SIGUSR2 though.
+ Calls shutdown hooks, including `HOOK_SHUTDOWN`, stopping all running
+ processes, and unmounts all file systems. Then tells kernel to halt.
+ Most people these days want `SIGUSR2` though.
SysV init and systemd use this to re-open their FIFO/D-Bus.
* `SIGUSR2`
