Lots of changes from Eric Youngdale, mostly for VAX and VMS support.

Also, fix another goof in read.c, which caused ".data" not to work...

gas/bignum-copy.c

@@ -66,7 +66,7 @@ bignum_copy (in, in_length, out, out_length)
 
       if (out_length > in_length)
 	{
-	  memset ((char *) (out + out_length),
+	  memset ((char *) (out + in_length),
 		  '\0', (out_length - in_length) << LITTLENUM_SHIFT);
 	}