diff --git a/lib/tty/tty-ncurses.c b/lib/tty/tty-ncurses.c
index 7481a3e00..1b88e7ae1 100644
--- a/lib/tty/tty-ncurses.c
+++ b/lib/tty/tty-ncurses.c
@@ -34,6 +34,10 @@
 #include <stdlib.h>
 #include <stdarg.h>
 #include <signal.h>
+#ifdef HAVE_SYS_IOCTL_H
+#include <sys/ioctl.h>
+#endif
+#include <termios.h>
 
 #include "lib/global.h"
 #include "lib/strutil.h"        /* str_term_form */
@@ -224,6 +228,36 @@ tty_shutdown (void)
 
 /* --------------------------------------------------------------------------------------------- */
 
+void
+tty_change_screen_size (void)
+{
+#if defined(TIOCGWINSZ) && NCURSES_VERSION_MAJOR >= 4
+    struct winsize winsz;
+
+    winsz.ws_col = winsz.ws_row = 0;
+
+#ifndef NCURSES_VERSION
+    tty_noraw_mode ();
+    tty_reset_screen ();
+#endif
+
+    /* Ioctl on the STDIN_FILENO */
+    ioctl (fileno (stdout), TIOCGWINSZ, &winsz);
+    if (winsz.ws_col != 0 && winsz.ws_row != 0)
+    {
+#if defined(NCURSES_VERSION) && defined(HAVE_RESIZETERM)
+        resizeterm (winsz.ws_row, winsz.ws_col);
+        clearok (stdscr, TRUE); /* sigwinch's should use a semaphore! */
+#else
+        COLS = winsz.ws_col;
+        LINES = winsz.ws_row;
+#endif
+    }
+#endif /* defined(TIOCGWINSZ) || NCURSES_VERSION_MAJOR >= 4 */
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
 void
 tty_reset_prog_mode (void)
 {
diff --git a/lib/tty/tty-slang.c b/lib/tty/tty-slang.c
index 6b7fd32f7..3554bc507 100644
--- a/lib/tty/tty-slang.c
+++ b/lib/tty/tty-slang.c
@@ -34,10 +34,13 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <termios.h>
 #include <sys/types.h>          /* size_t */
 #include <unistd.h>
 #include <signal.h>
+#ifdef HAVE_SYS_IOCTL_H
+#include <sys/ioctl.h>
+#endif
+#include <termios.h>
 
 #include "lib/global.h"
 #include "lib/strutil.h"        /* str_term_form */
@@ -153,7 +156,6 @@ sigwinch_handler (int dummy)
 {
     (void) dummy;
 
-    tty_change_screen_size ();
     mc_global.tty.winch_flag = TRUE;
 }
 
@@ -372,6 +374,19 @@ tty_shutdown (void)
     }
 }
 
+/* --------------------------------------------------------------------------------------------- */
+
+void
+tty_change_screen_size (void)
+{
+    SLtt_get_screen_size ();
+    SLsmg_reinit_smg ();
+
+    do_enter_ca_mode ();
+    tty_keypad (TRUE);
+    tty_nodelay (FALSE);
+}
+
 /* --------------------------------------------------------------------------------------------- */
 /* Done each time we come back from done mode */
 
diff --git a/lib/tty/tty.c b/lib/tty/tty.c
index 68317e75e..54756f9f9 100644
--- a/lib/tty/tty.c
+++ b/lib/tty/tty.c
@@ -252,38 +252,6 @@ tty_resize (int fd)
 
 /* --------------------------------------------------------------------------------------------- */
 
-void
-tty_change_screen_size (void)
-{
-#if defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4
-#if defined TIOCGWINSZ
-    struct winsize winsz;
-
-    winsz.ws_col = winsz.ws_row = 0;
-    /* Ioctl on the STDIN_FILENO */
-    ioctl (0, TIOCGWINSZ, &winsz);
-    if (winsz.ws_col && winsz.ws_row)
-    {
-#if defined(NCURSES_VERSION) && defined(HAVE_RESIZETERM)
-        resizeterm (winsz.ws_row, winsz.ws_col);
-        clearok (stdscr, TRUE); /* sigwinch's should use a semaphore! */
-#else
-        COLS = winsz.ws_col;
-        LINES = winsz.ws_row;
-#endif
-#ifdef HAVE_SUBSHELL_SUPPORT
-        if (!mc_global.tty.use_subshell)
-            return;
-
-        tty_resize (mc_global.tty.subshell_pty);
-#endif
-    }
-#endif /* TIOCGWINSZ */
-#endif /* defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4 */
-}
-
-/* --------------------------------------------------------------------------------------------- */
-
 void
 tty_init_xterm_support (gboolean is_xterm)
 {
diff --git a/lib/widget/dialog-switch.c b/lib/widget/dialog-switch.c
index 7d851a71c..d8c6d7707 100644
--- a/lib/widget/dialog-switch.c
+++ b/lib/widget/dialog-switch.c
@@ -32,16 +32,8 @@
 
 #include <config.h>
 
-/* If TIOCGWINSZ supported, make it available here, because window resizing code
- * depends on it... */
-#ifdef HAVE_SYS_IOCTL_H
-#include <sys/ioctl.h>
-#endif
-#include <termios.h>
-
 #include "lib/global.h"
 #include "lib/tty/tty.h"        /* LINES, COLS */
-#include "lib/tty/win.h"        /* do_enter_ca_mode() */
 #include "lib/tty/color.h"      /* tty_set_normal_attrs() */
 #include "lib/widget.h"
 #include "lib/event.h"
@@ -121,7 +113,6 @@ dialog_switch_goto (GList * dlg)
 
 /* --------------------------------------------------------------------------------------------- */
 
-#if defined TIOCGWINSZ
 static void
 dlg_resize_cb (void *data, void *user_data)
 {
@@ -133,7 +124,6 @@ dlg_resize_cb (void *data, void *user_data)
     else
         d->winch_pending = TRUE;
 }
-#endif
 
 /* --------------------------------------------------------------------------------------------- */
 /*** public functions ****************************************************************************/
@@ -374,25 +364,12 @@ void
 dialog_change_screen_size (void)
 {
     mc_global.tty.winch_flag = FALSE;
-#if defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4
-#if defined TIOCGWINSZ
 
-#ifndef NCURSES_VERSION
-    tty_noraw_mode ();
-    tty_reset_screen ();
-#endif
     tty_change_screen_size ();
-#ifdef HAVE_SLANG
-    /* XSI Curses spec states that portable applications shall not invoke
-     * initscr() more than once.  This kludge could be done within the scope
-     * of the specification by using endwin followed by a refresh (in fact,
-     * more than one curses implementation does this); it is guaranteed to work
-     * only with slang.
-     */
-    SLsmg_init_smg ();
-    do_enter_ca_mode ();
-    tty_keypad (TRUE);
-    tty_nodelay (FALSE);
+
+#ifdef HAVE_SUBSHELL_SUPPORT
+    if (mc_global.tty.use_subshell)
+        tty_resize (mc_global.tty.subshell_pty);
 #endif
 
     /* Inform all suspending dialogs */
@@ -402,9 +379,6 @@ dialog_change_screen_size (void)
 
     /* Now, force the redraw */
     repaint_screen ();
-
-#endif /* TIOCGWINSZ */
-#endif /* defined(HAVE_SLANG) || NCURSES_VERSION_MAJOR >= 4 */
 }
 
 /* --------------------------------------------------------------------------------------------- */