diff -u -r ../tmux-2.2/tmux.h ./tmux.h
--- ../tmux-2.2/tmux.h	2016-04-03 20:16:53.000000000 -0400
+++ ./tmux.h	2016-04-11 04:38:13.276761966 -0400
@@ -51,7 +51,7 @@
 struct tmuxproc;
 
 /* Default global configuration file. */
-#define TMUX_CONF "/etc/tmux.conf"
+#define TMUX_CONF "@TERMUX_PREFIX@/etc/tmux.conf"
 
 /*
  * Minimum layout cell size, NOT including separator line. The scroll region