Added SetUserObjectSecurity.
diff --git a/include/winuser.h b/include/winuser.h
index e0a2439..f40f127 100644
--- a/include/winuser.h
+++ b/include/winuser.h
@@ -3709,6 +3709,7 @@
BOOL WINAPI SetSystemMenu(HWND,HMENU);
UINT WINAPI SetSystemTimer(HWND,UINT,UINT,TIMERPROC);
UINT WINAPI SetTimer(HWND,UINT,UINT,TIMERPROC);
+BOOL WINAPI SetUserObjectSecurity(HANDLE,PSECURITY_INFORMATION,PSECURITY_DESCRIPTOR);
LONG WINAPI SetWindowLongA(HWND,INT,LONG);
LONG WINAPI SetWindowLongW(HWND,INT,LONG);
#define SetWindowLong WINELIB_NAME_AW(SetWindowLong)