bug#67490: [PATCH] tail: fix following /proc and /sys files when using a 64K page size

[Paul Eggert]

On 2023-11-27 08:24, dann frazier wrote:
+  if (fstat (fd, &stats) != 0)
+    {
+      error (0, errno, _("cannot fstat %s"), quoteaf (pretty_filename));
+      return false;
+    }
+
+  bufsize = ST_BLKSIZE (stats);


If fstat fails, that's no reason to exit. Just use bufsize = BUFSIZ and 
keep going. fstat can fail for reasons unrelated to what 'tail' needs 
(e.g., time_t overflow).