Your package tcptrack failed to build from source in current rawhide. http://koji.fedoraproject.org/koji/taskinfo?taskID=7009658 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild
Created attachment 906920 [details] build.log
Created attachment 906921 [details] root.log
Created attachment 906922 [details] state.log
Taking. This package appends -Werror to some of its compilation flags. This raises warnings a new toolchain issues to errors, causing FTBFSes for minor issues (such as in this case). I am going to patch-out -Werror from the Makefile*'s in question to work-around this issue.
rawhide: http://koji.fedoraproject.org/koji/taskinfo?taskID=7177568 f21: http://koji.fedoraproject.org/koji/taskinfo?taskID=7177585