1. 2013-05-19 [4] [patch] fix wrong argument for calloc mandoc-tech Ingo Schwarze 2. 2013-05-18 [3] [patch] avoid possible null pointer dereference mandoc-tech Ulrich =?utf-8?B?U3DD 3. 2013-05-18 [3] [patch] remove dead code mandoc-tech Ulrich =?utf-8?B?U3DD