+# Check if screen is new enough to parse -X (commit 98b6b41) and support
+# -Q (commit 8147d08). It (falsely) assumes that screen version > 4.00
+# does this. Distributions that use git versions are likely to also keep
+# them up to date.
+function is_new_screen () {
+ sv=$MUTTJUMP_SCREEN_VERSION
+ if [ "$sv" = auto ] ; then
+ sv=$($SCREEN --version | awk '{print $3}')
+ fi
+ echo "$sv" | grep -vq "^\(4\.00\|[0-3]\.\)"
+}
+