1 files changed, 9 insertions, 9 deletions

diff --git a/src/graph_gui.cpp b/src/graph_gui.cpp
index abd148cd8..585be3688 100644
--- a/src/graph_gui.cpp
+++ b/src/graph_gui.cpp
@@ -316,7 +316,7 @@ static const WindowDesc _graph_legend_desc = {
 	GraphLegendWndProc
 };
 
-static void ShowGraphLegend(void)
+static void ShowGraphLegend()
 {
 	AllocateWindowDescFront(&_graph_legend_desc, 0);
 }
@@ -415,7 +415,7 @@ static const WindowDesc _operating_profit_desc = {
 };
 
 
-void ShowOperatingProfitGraph(void)
+void ShowOperatingProfitGraph()
 {
 	if (AllocateWindowDescFront(&_operating_profit_desc, 0)) {
 		InvalidateWindow(WC_GRAPH_LEGEND, 0);
@@ -483,7 +483,7 @@ static const WindowDesc _income_graph_desc = {
 	IncomeGraphWndProc
 };
 
-void ShowIncomeGraph(void)
+void ShowIncomeGraph()
 {
 	if (AllocateWindowDescFront(&_income_graph_desc, 0)) {
 		InvalidateWindow(WC_GRAPH_LEGEND, 0);
@@ -550,7 +550,7 @@ static const WindowDesc _delivered_cargo_graph_desc = {
 	DeliveredCargoGraphWndProc
 };
 
-void ShowDeliveredCargoGraph(void)
+void ShowDeliveredCargoGraph()
 {
 	if (AllocateWindowDescFront(&_delivered_cargo_graph_desc, 0)) {
 		InvalidateWindow(WC_GRAPH_LEGEND, 0);
@@ -619,7 +619,7 @@ static const WindowDesc _performance_history_desc = {
 	PerformanceHistoryWndProc
 };
 
-void ShowPerformanceHistoryGraph(void)
+void ShowPerformanceHistoryGraph()
 {
 	if (AllocateWindowDescFront(&_performance_history_desc, 0)) {
 		InvalidateWindow(WC_GRAPH_LEGEND, 0);
@@ -686,7 +686,7 @@ static const WindowDesc _company_value_graph_desc = {
 	CompanyValueGraphWndProc
 };
 
-void ShowCompanyValueGraph(void)
+void ShowCompanyValueGraph()
 {
 	if (AllocateWindowDescFront(&_company_value_graph_desc, 0)) {
 		InvalidateWindow(WC_GRAPH_LEGEND, 0);
@@ -784,7 +784,7 @@ static const WindowDesc _cargo_payment_rates_desc = {
 };
 
 
-void ShowCargoPaymentRates(void)
+void ShowCargoPaymentRates()
 {
 	Window *w = AllocateWindowDescFront(&_cargo_payment_rates_desc, 0);
 	if (w == NULL) return;
@@ -905,7 +905,7 @@ static const WindowDesc _company_league_desc = {
 	CompanyLeagueWndProc
 };
 
-void ShowCompanyLeagueTable(void)
+void ShowCompanyLeagueTable()
 {
 	AllocateWindowDescFront(&_company_league_desc,0);
 }
@@ -1144,7 +1144,7 @@ static const WindowDesc _performance_rating_detail_desc = {
 	PerformanceRatingDetailWndProc
 };
 
-void ShowPerformanceRatingDetail(void)
+void ShowPerformanceRatingDetail()
 {
 	AllocateWindowDescFront(&_performance_rating_detail_desc, 0);
 }