Enable building of Carbon toolbox modules with unix-Python.
diff --git a/Mac/Modules/drag/dragscan.py b/Mac/Modules/drag/dragscan.py
index 1a8d269..833fca1 100644
--- a/Mac/Modules/drag/dragscan.py
+++ b/Mac/Modules/drag/dragscan.py
@@ -1,11 +1,10 @@
# Scan <Drag.h>, generating draggen.py.
import sys
import os
-BGENDIR=os.path.join(sys.prefix, ':Tools:bgen:bgen')
+from bgenlocations import TOOLBOXDIR, BGENDIR
sys.path.append(BGENDIR)
from scantools import Scanner
-from bgenlocations import TOOLBOXDIR, INCLUDEDIR
MISSING_DEFINES="""
kDragHasLeftSenderWindow = (1 << 0)