--- arpd.c.dist	2003-07-02 16:49:31.000000000 +0200
+++ arpd.c	2003-07-02 16:53:25.000000000 +0200
@@ -111,9 +111,11 @@
 			struct in_addr in;
 			ip_addr_t istart, iend;
 
-			second = p;
+            first  = p;
+            second = strchr(p, '-');
+            if (second != NULL)
+                *second++ = '\0';
 
-			first = strsep(&second, "-");
 			if (second == NULL)
 				errx(1, "%s: Invalid network range: %s",
 				    __func__, p);