some progress on dos vesa, but not quite

Player/amalgam.c

@@ -29,4 +29,7 @@
 #include "../Common/Timer/posix.c"
 #include "./Display/x11.c"
 #include "./Main/cosmo.c"
+#elif COM_DEF_TARGET == COM_DEF_TARGET_DOS
+#include "../Common/Std/dos.c"
+#include "./Display/dos.c"
 #endif