saving uncommitted changes in /etc prior to dnf run

profile

@@ -1,4 +1,4 @@
-# /etc/profile
+#_/etc/profile
 
 # System wide environment and startup programs, for login setup
 # Functions and aliases go in /etc/bashrc
@@ -21,14 +21,13 @@ pathmunge () {
     esac
 }
 
-
 if [ -x /usr/bin/id ]; then
     if [ -z "$EUID" ]; then
         # ksh workaround
-        EUID=`/usr/bin/id -u`
-        UID=`/usr/bin/id -ru`
+        EUID=$(/usr/bin/id -u)
+        UID=$(/usr/bin/id -ru)
     fi
-    USER="`/usr/bin/id -un`"
+    USER="$(/usr/bin/id -un)"
     LOGNAME=$USER
     MAIL="/var/spool/mail/$USER"
 fi
@@ -42,7 +41,7 @@ else
     pathmunge /usr/sbin after
 fi
 
-HOSTNAME=`/usr/bin/hostname 2>/dev/null`
+HOSTNAME=$(/usr/bin/hostname 2>/dev/null)
 HISTSIZE=1000
 if [ "$HISTCONTROL" = "ignorespace" ] ; then
     export HISTCONTROL=ignoreboth
@@ -86,3 +85,4 @@ fi
 
 # auto logout after 30 minutes of innactivity
 #TMOUT=1800
+