ommit external IP if dig not present

bmotd.sh

@@ -78,7 +78,10 @@ update() {
   FQDN=$(hostname -f)
   OSID=$(cat /etc/*-release 2>/dev/null | awk -F'=' '/^ID=/ { print $2; count++ } END { if (!count) print "Unknown" }')
   KERNEL=$(uname -r)
+  # check if crontab present
+  if command -v dig >/dev/null 2>&1; then
     EXTERNAL=$(dig TXT +time=3 +tries=2 +short o-o.myaddr.l.google.com @ns1.google.com | tr -d '"')
+  fi
   
   # Check if pkg number cache exists
   test -f "$CACHEPATH/pkg_count" || PKG_REFRESH=1
@@ -283,7 +286,9 @@ motdGen() {
   echo -e " $C3║$C2 • Pkg to update......$C3: $C1 $PKG_NU" >> $MOTD
   echo -e " $C3║$C2 • Uptime,Load........$C3: $C1 $UPTIME_EXT" >> $MOTD
   echo -e " $C3║$C2 • Kernel.............$C3: $C1 $KERNEL" >> $MOTD
+  if ! test -z $EXTERNAL; then
     echo -e " $C3║$C2 • External IP........$C3: $C1 $EXTERNAL" >> $MOTD
+  fi
   for (( i=0; i<${#arr[@]}; i++ )); do
   	if [ $i -eq 0 ]; then
   		echo -e "$C3 ║$C2 • Network Interfaces.$C3: $C1 ${arr[$i]}" >> $MOTD