Update build.func

misc/build.func

@@ -591,17 +591,18 @@ advanced_settings() {
 
     CT_TYPE=$(<"$TMP_OUTPUT_FILE")
 
-    if [ -n "$CT_TYPE" ]; then
-      if [ "$CT_TYPE" -eq 0 ]; then
+    if [ "$CT_TYPE" == "0" ]; then
       CT_TYPE_DESC="Privileged"
-      else
+    elif [ "$CT_TYPE" == "1" ]; then
       CT_TYPE_DESC="Unprivileged"
+    else
+      CT_TYPE=""
+      continue
     fi
 
     echo -e "${OS}${BOLD}${DGN}Operating System: ${BGN}$var_os${CL}"
     echo -e "${OSVERSION}${BOLD}${DGN}Version: ${BGN}$var_version${CL}"
     echo -e "${CONTAINERTYPE}${BOLD}${DGN}Container Type: ${BGN}$CT_TYPE_DESC${CL}"
-    fi
   done
 
   while true; do