diff --git a/common/gl_vidnt.c b/common/gl_vidnt.c
index c95445b..8513677 100644
--- a/common/gl_vidnt.c
+++ b/common/gl_vidnt.c
@@ -32,6 +32,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #include "keys.h"
 #include "screen.h"
 #include "plugin.h"
+#include <draw.h>
 
 #define MAX_MODE_LIST	30
 #define VID_ROW_SIZE	3
@@ -1979,3 +1980,7 @@ void VID_ExtraOptionCmd(int option_cursor)
 	}
 }
 
+void VID_InitCvars()
+{
+	// It may not look it, but this is important
+}
diff --git a/common/wins/config.h b/common/wins/config.h
index 218d3ac..56e77ae 100644
--- a/common/wins/config.h
+++ b/common/wins/config.h
@@ -58,7 +58,7 @@
 #undef HAVE_GL_COLOR_INDEX8_EXT
 
 /* Define this if C symbols are prefixed with an underscore */
-#undef HAVE_SYM_PREFIX_UNDERSCORE
+#define HAVE_SYM_PREFIX_UNDERSCORE
 
 /* Define this if you have a Linux-style CD-ROM API */
 #undef USE_LINUX_CD