diff --git a/configure.ac b/configure.ac
index 5ee622a72..a216218e8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -313,7 +313,6 @@ if test "x$with_ngshared" != x  &&  test "x$with_ngshared" != xno ; then
         *mingw* )
             has_shwin=true
             has_no_help=true
-            AC_DEFINE([HAS_SHWIN], [1], [ngspice.dll Windows])
             ;;
         *cygwin* )
             has_shcyg=true
diff --git a/visualc-shared/include/ngspice/config.h b/visualc-shared/include/ngspice/config.h
index d654b03e6..ea77830fb 100644
--- a/visualc-shared/include/ngspice/config.h
+++ b/visualc-shared/include/ngspice/config.h
@@ -48,9 +48,6 @@
 /* Define if you want to debug frontend */
 /* #undef FTEDEBUG */
 
-/* Define to enable the .global keyword */
-#define GLOBAL_NODE 1
-
 /* define to specify MS Windows executable */
 // #define HAS_WINGUI 1