1 files changed, 1 insertions, 0 deletions
diff --git a/src/gui.h b/src/gui.h
index a83dd8fc7..68e1abd2b 100644
--- a/src/gui.h
+++ b/src/gui.h
@@ -53,6 +53,7 @@ void ShowTownDirectory();
 void ShowIndustryDirectory();
 void ShowSubsidiesList();
 void ShowGoalsList();
+void ShowGoalQuestion(uint16 id, uint32 button_mask, const char *question);
 
 void ShowEstimatedCostOrIncome(Money cost, int x, int y);