* term/xterm.el (terminal-init-xterm): `version' may be nil. (Bug#8838)

1 files changed, 2 insertions, 0 deletions

diff --git a/lisp/term/xterm.el b/lisp/term/xterm.el
index c2b870bd535..e345b4dda8f 100644
--- a/lisp/term/xterm.el
+++ b/lisp/term/xterm.el
@@ -539,6 +539,7 @@ features.  Set to nil to skip the checks."
         ;; versions do too...)
         (when (or (memq 'reportBackground given-capabilities)
                   (and (memq 'reportBackground tocheck-capabilities)
+                       version
                        (>= version 242)))
           (send-string-to-terminal "\e]11;?\e\\")
           (when (equal (read-event nil nil 2) ?\e)
@@ -559,6 +560,7 @@ features.  Set to nil to skip the checks."
         ;; support.
         (when (or (memq 'modifyOtherKeys given-capabilities)
                   (and (memq 'modifyOtherKeys tocheck-capabilities)
+                       version
                        (>= version 216)))
           (terminal-init-xterm-modify-other-keys))