diff --git a/src/mod/languages/mod_managed/switch_platform.i b/src/mod/languages/mod_managed/switch_platform.i
index 008f438cd9..60863e38f3 100644
--- a/src/mod/languages/mod_managed/switch_platform.i
+++ b/src/mod/languages/mod_managed/switch_platform.i
@@ -64,3 +64,4 @@ typedef unsigned long in_addr_t;
 #define _Out_z_cap_(x)
 #define _Out_ptrdiff_cap_(x)
 #define _Out_opt_ptrdiff_cap_(x)
+#define _Post_count_(x)