Use the return value of event_loop() properly. Also abort(3) if
authoryasuoka <yasuoka@openbsd.org>
Wed, 24 Jun 2015 04:57:55 +0000 (04:57 +0000)
committeryasuoka <yasuoka@openbsd.org>
Wed, 24 Jun 2015 04:57:55 +0000 (04:57 +0000)
commitf65d56a4911b4f47789265594aaa81a6ed402e89
tree53ed9a2451b761b0c49cb28aa8683a0dce18c9dd
parent0607d03f79a87f6ffac38071c929c9e2dcaa8710
Use the return value of event_loop() properly.  Also abort(3) if
event_loop() returns abnormally which is unexpected.

diff from Yuuichi Someya
usr.sbin/npppd/npppd/npppd.c