--- configure.in.orig	2014-04-09 14:05:32.579648000 +0400
+++ configure.in	2014-04-09 14:10:05.162648000 +0400
@@ -81,7 +81,10 @@
     break
   fi
 done
-test -z "$DDEV" && AC_MSG_ERROR(serial device not found... Try harder.)
+if test -z "$DDEV"; then
+	DDEV="/dev/ttyS0"
+	AC_MSG_RESULT(serial device not found... Setting default one to $DDEV)
+fi
 AC_SUBST(DDEV)
 
 dnl Looking for Symbian SDKs: