+2013-10-20 Jim Meyering <meyering@fb.com>
+
+ error: add the printf attribute to a static function
+ * lib/error.c (error_tail): Add the printf attribute, to placate
+ gcc's -Werror=suggest-attribute=format option.
+
2013-10-12 Jim Meyering <meyering@fb.com>
error: make the module depend on vfprintf-posix