diff --git a/functions.sh b/functions.sh
index 44e2b0e..9d8cef9 100755
--- a/functions.sh
+++ b/functions.sh
@@ -1429,8 +1429,9 @@ EOF
 }
 
 function goarchive () {
+    local SHOPTEXTGLOB="$(shopt -p |grep extglob)"
     shopt -s extglob
-    if [ "{#:-0}" -gt 0 ]
+    if [ "${#:-0}" -gt 0 ]
     then
         case "$1" in
             -h)
@@ -1462,23 +1463,8 @@ EOF
     else
         [ -e "$(xdg-user-dir ARCHIVE)" ] && cd "$(xdg-user-dir ARCHIVE)"
     fi
-    shopt -u extglob
-}
-
-checkkernel () {
-for i in /vmlinuz /boot/vmlinuz
-do
-    [ -e "${i}" ] || continue
-    if [ $(basename $(readlink -f "${i}")) = vmlinuz-$(uname -r) ] 
-    then
-        printf "%s\n" "Kein Upgrade notwendig. Kernel aktuell"
-    else
-        printf "%s\n" "Reboot notwendig!!"
-        res=1
-    fi
-    return ${res:-0}
-done
-
+#    shopt -u extglob
+    eval $SHOPTEXTGLOB
 }
 #EOF