&(struct timeval){ .tv_usec = sleep.tv_nsec / 1000 },
+	  sizeof(struct timeval)));
+	ATF_REQUIRE_EQ(0, clock_gettime(CLOCK_MONOTONIC_PRECISE, &tp1));
+	ATF_REQUIRE_EQ(-1, send(sv[0], buf, sizeof(buf), 0));
+	ATF_REQUIRE(errno == EAGAIN);
+	ATF_REQUIRE_EQ(0, clock_gettime(CLOCK_MONOTONIC_PRECISE, &tp2));
+	timespecsub(&tp2, &tp1, &rtp);
+	ATF_REQUIRE(timespeccmp(&rtp, &sleep, >=));
+	ATF_REQUIRE_EQ(sizeof(buf), recv(sv[1], buf, sizeof(buf), 0));
+	ATF_REQUIRE_EQ(sizeof(buf), send(sv[0], buf, sizeof(buf), 0));
+
+	close(sv[0]);
+	close(sv[1]);
+}
+
 ATF_TP_ADD_TCS(tp)
 {
 	ATF_TP_ADD_TC(tp, getpeereid);
@@ -506,6 +532,7 @@ ATF_TP_ADD_TCS(tp)
 	ATF_TP_ADD_TC(tp, peershutdown_wakeup_poll);
 	ATF_TP_ADD_TC(tp, peershutdown_wakeup_kevent);
 	ATF_TP_ADD_TC(tp, ourshutdown_kevent);
+	ATF_TP_ADD_TC(tp, SO_SNDTIMEO);
 
 	return atf_no_error();
 }