From d3eae78e62f1776f2d3e5de8e48cb0b78f01ff06 Mon Sep 17 00:00:00 2001
From: Jacob Salmela <github@decoy.email>
Date: Fri, 8 Dec 2017 19:48:38 -0600
Subject: [PATCH] remove problematic function

Signed-off-by: Jacob Salmela <github@decoy.email>
---
 settings.php | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/settings.php b/settings.php
index 709a1a67..f1ca593f 100644
--- a/settings.php
+++ b/settings.php
@@ -10,11 +10,6 @@ require "scripts/pi-hole/php/savesettings.php";
 // Reread ini file as things might have been changed
 $setupVars = parse_ini_file("/etc/pihole/setupVars.conf");
 
-function command_exist($cmd)
-{
-    return !empty(shell_exec(sprintf("which %s", escapeshellarg($cmd))));
-}
-
 ?>
 <style type="text/css">
     .tooltip-inner {
@@ -227,8 +222,8 @@ if (isset($setupVars["API_PRIVACY_MODE"])) {
 
 ?>
 
-<?php 
-if (in_array($_GET['tab'], array("sysadmin", "blocklists", "dns", "piholedhcp", "api", "teleporter"))) { 
+<?php
+if (in_array($_GET['tab'], array("sysadmin", "blocklists", "dns", "piholedhcp", "api", "teleporter"))) {
     $tab = $_GET['tab'];
 } else {
     $tab = "sysadmin";