introduce LONE_CHAR (optimized strcmp with one-char string)
diff --git a/networking/inetd.c b/networking/inetd.c
index 4856b11..7c89be2 100644
--- a/networking/inetd.c
+++ b/networking/inetd.c
@@ -759,7 +759,7 @@
 	while (nsep != NULL) {
 		nsep->se_checked = 1;
 		if (nsep->se_family == AF_INET) {
-			if (!strcmp(nsep->se_hostaddr, "*"))
+			if (LONE_CHAR(nsep->se_hostaddr, '*'))
 				nsep->se_ctrladdr_in.sin_addr.s_addr = INADDR_ANY;
 			else if (!inet_aton(nsep->se_hostaddr, &nsep->se_ctrladdr_in.sin_addr)) {
 				struct hostent *hp;