[glibmm/kjellahl/meson-build-2-62] glib/glibmmconfig.h.in: Define GLIBMM_CAN_USE_THREAD_LOCAL on MSVC

[Chun-wei Fan <fanchunwei src gnome org>]

commit 2f37633cb493a53b328963d26bad7afe0447772b
Author: Chun-wei Fan <fanchunwei src gnome org>
Date:   Thu Mar 5 17:21:04 2020 +0800

    glib/glibmmconfig.h.in: Define GLIBMM_CAN_USE_THREAD_LOCAL on MSVC
    
    Visual Studio 2015 (the minimum Visual Studio compiler that we can use
    for glibmm) supports this, so turn this on.

 glib/glibmmconfig.h.in | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/glib/glibmmconfig.h.in b/glib/glibmmconfig.h.in
index e5639cb7..abaaeb31 100644
--- a/glib/glibmmconfig.h.in
+++ b/glib/glibmmconfig.h.in
@@ -110,6 +110,7 @@
 # define GLIBMM_CAN_USE_DYNAMIC_CAST_IN_UNUSED_TEMPLATE_WITHOUT_DEFINITION 1
 # define GLIBMM_CAN_ASSIGN_NON_EXTERN_C_FUNCTIONS_TO_EXTERN_C_CALLBACKS 1
 # define GLIBMM_CAN_USE_NAMESPACES_INSIDE_EXTERNC 1
+# define GLIBMM_CAN_USE_THREAD_LOCAL 1
 # define GLIBMM_PROPERTIES_ENABLED 1
 # define GLIBMM_VFUNCS_ENABLED 1
 # define GLIBMM_EXCEPTIONS_ENABLED 1