updated for version 7.0b01
diff --git a/src/Make_bc3.mak b/src/Make_bc3.mak
index 4617630..1aa82a3 100644
--- a/src/Make_bc3.mak
+++ b/src/Make_bc3.mak
@@ -168,7 +168,7 @@
 -Iproto
 -I$(INCLUDEPATH)
 -L$(LIBPATH)
--DMSDOS$(SPAWND)
+-DMSDOS;FEAT_TINY$(SPAWND)
 | vim.cfg
 
 test: