Index: zshrc
==================================================================
--- zshrc
+++ zshrc
@@ -330,10 +330,20 @@
 if __has_command cvs; then
 	cvsd() {
 		cvs diff -uN "$@" | colordiff | less -FRX
 	}
 fi
+
+if __has_command screen; then
+	case "$(uname -s)" in
+	Linux)
+		uart() {
+			screen /dev/ttyUSB${2:=0} ${1:=115200}
+		}
+		;;
+	esac
+fi
 
 # pkgsrc does not like MAKEFLAGS including -j
 __has_command pkg_chk &&
 	alias pkg_chk="MAKEFLAGS= pkg_chk"
 __has_command pkg_rolling-replace &&