There are debugging functions in the readline release that are theoretically
exploitable as security problems. They are not public functions, but have
global linkage.
*** ../readline-6.3/patchlevel 2013-11-15 08:11:11.000000000 -0500
--- patchlevel 2014-03-21 08:28:40.000000000 -0400
***************
*** 1,3 ****
# Do not edit -- exists only for use by patch
! 2
--- 1,3 ----
# Do not edit -- exists only for use by patch