travis: ubuntu: install autoconf (for autoreconf)

[i3/i3] / libi3 / get_mod_mask.c

diff --git a/libi3/get_mod_mask.c b/libi3/get_mod_mask.c
index 3b6976ad6b0d1669149fed67533aa53d1b1d4b7c..ac71e6b23075fccbb62acb8c3c6918c417bb819b 100644 (file)
--- a/libi3/get_mod_mask.c
+++ b/libi3/get_mod_mask.c
@@ -12,8 +12,6 @@
 
 #include "libi3.h"
 
-extern xcb_connection_t *conn;
-
 /*
  * All-in-one function which returns the modifier mask (XCB_MOD_MASK_*) for the
  * given keysymbol, for example for XCB_NUM_LOCK (usually configured to mod2).