diff -up emacs-23.1/lib-src/etags.c.memmove emacs-23.1/lib-src/etags.c
--- emacs-23.1/lib-src/etags.c.memmove	2009-06-21 06:37:34.000000000 +0200
+++ emacs-23.1/lib-src/etags.c	2009-12-08 17:55:41.442792036 +0100
@@ -6695,13 +6695,13 @@ absolute_filename (file, dir)
 	      else if (cp[0] != '/')
 		cp = slashp;
 #endif
-	      strcpy (cp, slashp + 3);
+	      memmove (cp, slashp + 3, strlen(slashp + 2));
 	      slashp = cp;
 	      continue;
 	    }
 	  else if (slashp[2] == '/' || slashp[2] == '\0')
 	    {
-	      strcpy (slashp, slashp + 2);
+	      memmove (slashp, slashp + 2, strlen(slashp + 1));
 	      continue;
 	    }
 	}