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-rw-r--r--src/map/trade.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/map/trade.c b/src/map/trade.c
index c44f04884..13b5f5431 100644
--- a/src/map/trade.c
+++ b/src/map/trade.c
@@ -24,6 +24,8 @@
//Max distance from traders to enable a trade to take place.
#define TRADE_DISTANCE 2
+struct trade_interface trade_s;
+
/*==========================================
* Initiates a trade request.
*------------------------------------------*/