further simplify argv

diff --git a/usr.bin/netstat/main.c b/usr.bin/netstat/main.c
index a3e0f73..ddcac13 100644 (file)
--- a/usr.bin/netstat/main.c
+++ b/usr.bin/netstat/main.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: main.c,v 1.107 2015/10/23 08:03:48 tedu Exp $ */
+/*     $OpenBSD: main.c,v 1.108 2015/10/23 08:18:57 tedu Exp $ */
 /*     $NetBSD: main.c,v 1.9 1996/05/07 02:55:02 thorpej Exp $ */
 
 /*
@@ -263,15 +263,13 @@ main(int argc, char *argv[])
        argv += optind;
        argc -= optind;
 
-       if (*argv) {
-               if (isdigit((unsigned char)**argv)) {
-                       interval = strtonum(*argv, 1, INT_MAX, &errstr);
-                       if (errstr)
-                               errx(1, "interval is %s", errstr);
-                       ++argv;
-                       --argc;
-                       iflag = 1;
-               }
+       if (argc) {
+               interval = strtonum(*argv, 1, INT_MAX, &errstr);
+               if (errstr)
+                       errx(1, "interval is %s", errstr);
+               ++argv;
+               --argc;
+               iflag = 1;
        }
        if (argc)
                usage();