From 6281b5d47da57004b1d00f1a9946f5af6cca38a0 Mon Sep 17 00:00:00 2001
From: Robby Workman <rworkman@slackware.com>
Date: Thu, 13 Jul 2017 19:11:47 -0500
Subject: rc.inet1: Use bash builtin arithmetic instead of external expr

---
 rc.inet1 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rc.inet1 b/rc.inet1
index 9ab5102..871b38d 100644
--- a/rc.inet1
+++ b/rc.inet1
@@ -76,7 +76,7 @@ lo_down() {
 # Function to determine if virtual interfaces are defined
 virtif_determine() {
   if [ ! -z ${VIRTIFNAME} ]; then
-    virtifcount=$(expr $(echo ${VIRTIFNAME[@]} | wc -w) - 1)
+    virtifcount=$(($(echo ${VIRTIFNAME[@]} | wc -w) - 1))
   else
     return 1
   fi
-- 
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