diff --git a/src/os_win32.c b/src/os_win32.c
index 740c35a..10bbb6c 100644
--- a/src/os_win32.c
+++ b/src/os_win32.c
@@ -175,12 +175,12 @@
 static int conpty_type = 0;
 static int conpty_stable = 0;
 static int conpty_fix_type = 0;
-static void vtp_flag_init();
+static void vtp_flag_init(void);
 
 #if !defined(FEAT_GUI_MSWIN) || defined(VIMDLL)
 static int vtp_working = 0;
-static void vtp_init();
-static void vtp_exit();
+static void vtp_init(void);
+static void vtp_exit(void);
 static void vtp_sgr_bulk(int arg);
 static void vtp_sgr_bulks(int argc, int *argv);
 
@@ -8994,9 +8994,7 @@
     static void CALLBACK
 set_flag(void *param, BOOLEAN unused2 UNUSED)
 {
-    int *timeout_flag = (int *)param;
-
-    *timeout_flag = TRUE;
+    *(sig_atomic_t *)param = TRUE;
 }
 
 /*
diff --git a/src/version.c b/src/version.c
index adb5654..5366f3f 100644
--- a/src/version.c
+++ b/src/version.c
@@ -710,6 +710,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1414,
+/**/
     1413,
 /**/
     1412,