Problem: When doing ":update" just before running an external command that
changes the file, the timestamp may be unchanged and the file
is not reloaded.
Solution: Also check the file size.
&& buf->b_mtime != 0
&& ((stat_res = mch_stat((char *)buf->b_ffname, &st)) < 0
|| time_differs((long)st.st_mtime, buf->b_mtime)
+ || st.st_size != buf->b_orig_size
#ifdef HAVE_ST_MODE
|| (int)st.st_mode != buf->b_orig_mode
#else
static int included_patches[] =
{ /* Add new patch number below this line */
+/**/
+ 274,
/**/
273,
/**/