1 files changed, 12 insertions, 0 deletions

diff --git a/src/w32term.c b/src/w32term.c
index dec34ebfa6e..4b94e2db27f 100644
--- a/src/w32term.c
+++ b/src/w32term.c
@@ -5518,6 +5518,7 @@ construct_mouse_click (result, msg, f)
     XSETINT (result->x, LOWORD (msg->msg.lParam));
     XSETINT (result->y, HIWORD (msg->msg.lParam));
     XSETFRAME (result->frame_or_window, f);
+    result->arg = Qnil;
   }
 }
 
@@ -5538,6 +5539,7 @@ construct_mouse_wheel (result, msg, f)
   XSETINT (result->x, p.x);
   XSETINT (result->y, p.y);
   XSETFRAME (result->frame_or_window, f);
+  result->arg = Qnil;
 }
 
 static void
@@ -5588,6 +5590,7 @@ construct_drag_n_drop (result, msg, f)
 
   XSETFRAME (frame, f);
   result->frame_or_window = Fcons (frame, files);
+  result->arg = Qnil;
 }
 
 
@@ -7189,6 +7192,7 @@ x_scroll_bar_handle_click (bar, msg, emacs_event)
   /* not really meaningful to distinguish up/down */
   emacs_event->modifiers = msg->dwModifiers;
   emacs_event->frame_or_window = bar->window;
+  emacs_event->arg = Qnil;
   emacs_event->timestamp = msg->msg.time;
 
   {
@@ -7506,6 +7510,7 @@ w32_read_socket (sd, bufp, numchars, expected)
                       {
                         bufp->kind = deiconify_event;
                         XSETFRAME (bufp->frame_or_window, f);
+                        bufp->arg = Qnil;
                         bufp++;
                         count++;
                         numchars--;
@@ -7543,6 +7548,7 @@ w32_read_socket (sd, bufp, numchars, expected)
           
               bufp->kind = language_change_event;
               XSETFRAME (bufp->frame_or_window, f);
+              bufp->arg = Qnil;
               bufp->code = msg.msg.wParam;
               bufp->modifiers = msg.msg.lParam & 0xffff;
               bufp++;
@@ -7564,6 +7570,7 @@ w32_read_socket (sd, bufp, numchars, expected)
               bufp->code = msg.msg.wParam;
               bufp->modifiers = msg.dwModifiers;
               XSETFRAME (bufp->frame_or_window, f);
+              bufp->arg = Qnil;
               bufp->timestamp = msg.msg.time;
               bufp++;
               numchars--;
@@ -7584,6 +7591,7 @@ w32_read_socket (sd, bufp, numchars, expected)
               bufp->code = msg.msg.wParam;
               bufp->modifiers = msg.dwModifiers;
               XSETFRAME (bufp->frame_or_window, f);
+              bufp->arg = Qnil;
               bufp->timestamp = msg.msg.time;
               bufp++;
               numchars--;
@@ -7830,6 +7838,7 @@ w32_read_socket (sd, bufp, numchars, expected)
                   
                   bufp->kind = iconify_event;
                   XSETFRAME (bufp->frame_or_window, f);
+                  bufp->arg = Qnil;
                   bufp++;
                   count++;
                   numchars--;
@@ -7859,6 +7868,7 @@ w32_read_socket (sd, bufp, numchars, expected)
 
                       bufp->kind = deiconify_event;
                       XSETFRAME (bufp->frame_or_window, f);
+                      bufp->arg = Qnil;
                       bufp++;
                       count++;
                       numchars--;
@@ -7975,6 +7985,7 @@ w32_read_socket (sd, bufp, numchars, expected)
               
               bufp->kind = delete_window_event;
               XSETFRAME (bufp->frame_or_window, f);
+              bufp->arg = Qnil;
               bufp++;
               count++;
               numchars--;
@@ -7991,6 +8002,7 @@ w32_read_socket (sd, bufp, numchars, expected)
           
               bufp->kind = menu_bar_activate_event;
               XSETFRAME (bufp->frame_or_window, f);
+              bufp->arg = Qnil;
               bufp++;
               count++;
               numchars--;