NixOS/nixos — pull request #161 by bjornfor (2013-05-11 10:25:13+00:00)
Title: transmission.service: fix ignored ExecReload setting

This is what currently happens (from the journal log):

[/nix/store/HASH-unit/transmission.service:27] Executable path is not absolute, ignoring: kill -HUP $MAINPID

Fix it by using absolute path to kill.