netstat: Fix duplicate keys in libxo output

Duplicate keys in libxo output have been given a unique name.

PR: 244589, 254672
Pull Request: #1331

usr.bin/netstat/if.c

@@ -501,7 +501,7 @@ intpr(void (*pfunc)(char *), int af)
 		    IFA_STAT(ipackets), link|network, 1);
 		show_stat("lu", nerr_len, "received-errors", IFA_STAT(ierrors),
 		    link, 1);
-		show_stat("lu", nerr_len, "dropped-packets", IFA_STAT(iqdrops),
+		show_stat("lu", nerr_len, "dropped-packets-in", IFA_STAT(iqdrops),
 		    link, 1);
 		if (bflag)
 			show_stat("lu", nbyte_len, "received-bytes",
@@ -516,7 +516,7 @@ intpr(void (*pfunc)(char *), int af)
 		show_stat("NRSlu", nerr_len, "collisions", IFA_STAT(collisions),
 		    link, 1);
 		if (dflag)
-			show_stat("LSlu", nerr_len, "dropped-packets",
+			show_stat("LSlu", nerr_len, "dropped-packets-out",
 			    IFA_STAT(oqdrops), link, 1);
 		xo_emit("\n");
 
@@ -705,7 +705,7 @@ sidewaysintpr(void)
 	    new->ift_ip - old->ift_ip, 1, 1);
 	show_stat("lu", 5, "received-errors",
 	    new->ift_ie - old->ift_ie, 1, 1);
-	show_stat("lu", 5, "dropped-packets",
+	show_stat("lu", 5, "dropped-packets-in",
 	    new->ift_id - old->ift_id, 1, 1);
 	show_stat("lu", 10, "received-bytes",
 	    new->ift_ib - old->ift_ib, 1, 0);
@@ -718,7 +718,7 @@ sidewaysintpr(void)
 	show_stat("NRSlu", 5, "collisions",
 	    new->ift_co - old->ift_co, 1, 1);
 	if (dflag)
-		show_stat("LSlu", 5, "dropped-packets",
+		show_stat("LSlu", 5, "dropped-packets-out",
 		    new->ift_od - old->ift_od, 1, 1);
 	xo_close_instance("stats");
 	xo_emit("\n");

usr.bin/netstat/sctp.c

@@ -711,7 +711,7 @@ sctp_stats(u_long off, const char *name, int af1 __unused, int proto __unused)
 	    "secret\n");
 	p(sctps_timopathmtu, "\t\t{:pmtu-timer/%ju} "
 	    "{N:/PMTU timer%s fired}\n");
-	p(sctps_timoshutdownack, "\t\t{:shutdown-timer/%ju} "
+	p(sctps_timoshutdownack, "\t\t{:shutdown-ack-timer/%ju} "
 	    "{N:/shutdown ack timer%s fired}\n");
 	p(sctps_timoshutdownguard, "\t\t{:shutdown-guard-timer/%ju} "
 	    "{N:/shutdown guard timer%s fired}\n");