Add keyup/keydown hack for Ubuntu 12.04 & FreeBSD.

.zshrc

@@ -65,6 +65,20 @@ key[Insert]=${terminfo[kich1]}
 key[PageDown]=${terminfo[knp]}
 key[PageUp]=${terminfo[kpp]}
 key[Up]=${terminfo[kcuu1]}
+#
+# Terminal hack (keyup/keydown) for Ubuntu 12.04 & FreeBSD
+if [[ -f /etc/lsb-release ]]; then
+    source /etc/lsb-release
+
+    if [[ "$DISTRIB_RELEASE" == "12.04" ]]; then
+        key[Down]=""
+        key[Up]=""
+    fi
+elif [[ "`sysctl kern.ostype 2>&1`" == "FreeBSD" ]]; then
+    key[Down]=""
+    key[Up]=""
+fi
+#
 [[ -n "${key[Delete]}" ]] && bindkey "${key[Delete]}" delete-char
 [[ -n "${key[End]}" ]] && bindkey "${key[End]}" end-of-line
 [[ -n "${key[Home]}" ]] && bindkey "${key[Home]}" beginning-of-line