* For a normal non-zero exit, we assume pack-objects wrote
* something useful to stderr. For death by signal, though,
* we should mention it to the user. The exception is SIGPIPE
- * (141), because that's a normal occurence if the remote end
+ * (141), because that's a normal occurrence if the remote end
* hangs up (and we'll report that by trying to read the unpack
* status).
*/