diff --git setupext.py setupext.py
index 9219c88..e3a9653 100644
--- setupext.py
+++ setupext.py
@@ -1495,52 +1495,11 @@ class BackendTkAgg(OptionalBackendPackage):
             ext.library_dirs.extend([os.path.join(sys.prefix, 'dlls')])
 
         elif sys.platform == 'darwin':
-            # this config section lifted directly from Imaging - thanks to
-            # the effbot!
-
-            # First test for a MacOSX/darwin framework install
             from os.path import join, exists
-            framework_dirs = [
-                join(os.getenv('HOME'), '/Library/Frameworks'),
-                '/Library/Frameworks',
-                '/System/Library/Frameworks/',
-            ]
-
-            # Find the directory that contains the Tcl.framework and
-            # Tk.framework bundles.
-            tk_framework_found = 0
-            for F in framework_dirs:
-                # both Tcl.framework and Tk.framework should be present
-                for fw in 'Tcl', 'Tk':
-                    if not exists(join(F, fw + '.framework')):
-                        break
-                else:
-                    # ok, F is now directory with both frameworks. Continure
-                    # building
-                    tk_framework_found = 1
-                    break
-            if tk_framework_found:
-                # For 8.4a2, we must add -I options that point inside
-                # the Tcl and Tk frameworks. In later release we
-                # should hopefully be able to pass the -F option to
-                # gcc, which specifies a framework lookup path.
-
-                tk_include_dirs = [
-                    join(F, fw + '.framework', H)
-                    for fw in ('Tcl', 'Tk')
-                    for H in ('Headers', 'Versions/Current/PrivateHeaders')
-                ]
-
-                # For 8.4a2, the X11 headers are not included. Rather
-                # than include a complicated search, this is a
-                # hard-coded path. It could bail out if X11 libs are
-                # not found...
 
-                # tk_include_dirs.append('/usr/X11R6/include')
-                frameworks = ['-framework', 'Tcl', '-framework', 'Tk']
-                ext.include_dirs.extend(tk_include_dirs)
-                ext.extra_link_args.extend(frameworks)
-                ext.extra_compile_args.extend(frameworks)
+            ext.include_dirs.append(join(sys.prefix, 'include'))
+            ext.libraries.extend(['tk8.5', 'tcl8.5'])
+            ext.library_dirs.append(join(sys.prefix, 'lib'))
 
         # you're still here? ok we'll try it this way...
         else: