fix the sscanf usage in etags

[Masatake YAMATO <jet@gyve.org>]

Could someone install this patch?

I have some troubles in my cvs settings.
Thanks in advance.
 
2006-08-07  Masatake YAMATO  <jet@gyve.org>

	* etags.c (readline): expect sscanf returns 2, 
	not 1.

--- orig/lib-src/etags.c
+++ mod/lib-src/etags.c
@@ -6296,7 +6296,7 @@
 	  int start, lno;
 
 	  if (DEBUG) start = 0;	/* shut up the compiler */
-	  if (sscanf (lbp->buffer, "#line %d \"%n", &lno, &start) == 1)
+	  if (sscanf (lbp->buffer, "#line %d \"%n", &lno, &start) == 2)
 	    {
 	      char *endp = lbp->buffer + start;