diff --git a/src/dialogs/settings/dialog.c b/src/dialogs/settings/dialog.c
index 76c657b..6900cfe 100644
--- a/src/dialogs/settings/dialog.c
+++ b/src/dialogs/settings/dialog.c
@@ -61,7 +61,7 @@ static gboolean on_tab_focus(V3270Settings *settings, GdkEvent G_GNUC_UNUSED(*ev
 }
 */
 
-void on_switch_page(GtkNotebook G_GNUC_UNUSED(*notebook), V3270Settings *settings, guint G_GNUC_UNUSED(page_num), V3270SettingsDialog *dialog)
+static void on_switch_page(GtkNotebook G_GNUC_UNUSED(*notebook), V3270Settings *settings, guint G_GNUC_UNUSED(page_num), V3270SettingsDialog *dialog)
 {
 	debug("title: %s",settings->title);
 	debug("label: %s",settings->label);
diff --git a/src/include/v3270.h b/src/include/v3270.h
index 4469fd2..8a267da 100644
--- a/src/include/v3270.h
+++ b/src/include/v3270.h
@@ -32,6 +32,7 @@
  #define V3270_H_INCLUDED 1
 
  #ifdef _WIN32
+	#include <winsock2.h>
 	#include <windows.h>
  #endif // _WIN32
 
diff --git a/src/terminal/windows/registry.c b/src/terminal/windows/registry.c
index 9ded5bb..3599b68 100644
--- a/src/terminal/windows/registry.c
+++ b/src/terminal/windows/registry.c
@@ -28,6 +28,7 @@
  */
 
  #include <config.h>
+ #include <winsock2.h>
  #include <windows.h>
  #include <terminal.h>
  #include <internals.h>
--
libgit2 0.21.2