diff --git a/src/prefs/mail/ConfigViews.cpp b/src/prefs/mail/ConfigViews.cpp
index 2a81df70e8..b70acfd8b0 100644
--- a/src/prefs/mail/ConfigViews.cpp
+++ b/src/prefs/mail/ConfigViews.cpp
@@ -50,7 +50,6 @@ AccountConfigView::AccountConfigView(BRect rect,Account *account)
 		fAccount(account)
 {
 	SetLabel(MDR_DIALECT_CHOICE ("Account Configuration","アカウント設定"));
-	BMailChain *settings = account->Inbound() ? account->Inbound() : account->Outbound();
 
 	rect = Bounds().InsetByCopy(8,8);
 	rect.top += 10;
@@ -538,7 +537,7 @@ FiltersConfigView::FiltersConfigView(BRect rect,Account *account)
 
 	BMenuItem *item;
 	BMessage *msg;
-	if (fChain = fAccount->Inbound())
+	if ((fChain = fAccount->Inbound()))
 	{
 		menu->AddItem(item = new BMenuItem(MDR_DIALECT_CHOICE ("Incoming E-mail Filters","受信フィルタ"),msg = new BMessage(kMsgChainSelected)));
 		msg->AddPointer("chain",fChain);
diff --git a/src/prefs/mail/ConfigWindow.cpp b/src/prefs/mail/ConfigWindow.cpp
index 502ab21899..30207f1fa6 100644
--- a/src/prefs/mail/ConfigWindow.cpp
+++ b/src/prefs/mail/ConfigWindow.cpp
@@ -538,7 +538,7 @@ ConfigWindow::MakeHowToView()
 			{
 				// copy and enlarge a 32x32 8-bit bitmap
 				char *bits = (char *)bitmap->Bits();
-				for (int32 i = 0, j = -64;i < length;i++)
+				for (int32 i=0, j=-64; i<(int32)length; i++)
 				{
 					if ((i % 32) == 0)
 						j += 64;
@@ -816,7 +816,7 @@ ConfigWindow::SetToGeneralSettings(BMailSettings *settings)
 		item->SetMarked(true);
 	if (BMenuItem *item = fStatusLookField->Menu()->ItemAt(settings->StatusWindowLook()))
 		item->SetMarked(true);
-	if (BMenuItem *item = fStatusWorkspaceField->Menu()->ItemAt(settings->StatusWindowWorkspaces() != B_ALL_WORKSPACES ? 0 : 1))
+	if (BMenuItem *item = fStatusWorkspaceField->Menu()->ItemAt((uint32)settings->StatusWindowWorkspaces() != B_ALL_WORKSPACES ? 0 : 1))
 		item->SetMarked(true);
 
 	BMessenger messenger("application/x-vnd.Be-POST");