Index: sys/ddb/db_input.c
===================================================================
RCS file: /home/ncvs/src/sys/ddb/db_input.c,v
retrieving revision 1.28
diff -u -r1.28 db_input.c
--- sys/ddb/db_input.c	2000/01/11 14:53:53	1.28
+++ sys/ddb/db_input.c	2001/07/14 22:25:11
@@ -199,6 +199,11 @@
 		if (db_lc < db_le)
 		    db_delete(db_le - db_lc, DEL_FWD);
 		break;
+	    case CTRL('u'):
+		/* delete backwards to the beginning of line */
+		if (db_lc > db_lbuf_start)
+		    db_delete(db_lc - db_lbuf_start, DEL_BWD);
+		break;
 	    case CTRL('t'):
 		/* twiddle last 2 characters */
 		if (db_lc >= db_lbuf_start + 2) {