[glib] Fix the build

[Matthias Clasen <matthiasc src gnome org>]

commit 0d69e553fd29766f75e15fc4e217c92d772bcffb
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Jan 8 14:25:17 2018 -0500

    Fix the build
    
    autogen was failing due to this variable being
    defined multiple times.

 win32/vs15/Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/win32/vs15/Makefile.am b/win32/vs15/Makefile.am
index 94408c6..fcea2b3 100644
--- a/win32/vs15/Makefile.am
+++ b/win32/vs15/Makefile.am
@@ -42,6 +42,6 @@ MSVC_BASE_VER = 10
 MSVC_BASE_VER_LONG = 2010
 MSVC_VER = 15
 MSVC_VER_LONG = 15
-MSVC_TOOLSET = 141
+#MSVC_TOOLSET = 141
 
 include $(top_srcdir)/win32/Makefile-newvs.am