Patch #1097739 by Bob Ippolito:

MacOSX: if we cannot use -undefined dynamic_lookup (such as on 10.2 or earlier)
we link extension directly against the dynamic library in the framework in
stead of against the framework. This will fix building extensions for 2.3
after 2.4 has been installed too.

configure

 #! /bin/sh
-# From configure.in Revision: 1.478 .
+# From configure.in Revision: 1.479 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.59 for python 2.5.
 #
@@ -10302,8 +10302,8 @@ then
 		LDSHARED='$(CC) $(LDFLAGS) -bundle'
 		if test "$enable_framework" ; then
 			# Link against the framework. All externals should be defined.
-			BLDSHARED="$LDSHARED "'-Wl,-F. -framework $(PYTHONFRAMEWORK)'
-			LDSHARED="$LDSHARED "'-Wl,-F$(PYTHONFRAMEWORKPREFIX) -framework $(PYTHONFRAMEWORK)'
+			BLDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
+			LDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
 		else
 			# No framework. Ignore undefined symbols, assuming they come from Python
 			LDSHARED="$LDSHARED -undefined suppress"
@@ -10312,8 +10312,8 @@ then
 		LDSHARED='$(CC) $(LDFLAGS) -bundle'
 		if test "$enable_framework" ; then
 			# Link against the framework. All externals should be defined.
-			BLDSHARED="$LDSHARED "'-Wl,-F. -framework $(PYTHONFRAMEWORK)'
-			LDSHARED="$LDSHARED "'-Wl,-F$(PYTHONFRAMEWORKPREFIX) -framework $(PYTHONFRAMEWORK)'
+			BLDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
+			LDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
 		else
 			# No framework, use the Python app as bundle-loader
 			BLDSHARED="$LDSHARED "'-bundle_loader $(BUILDPYTHON)'
@@ -10332,8 +10332,8 @@ then
 			LDSHARED='$(CC) $(LDFLAGS) -bundle'
 			if test "$enable_framework" ; then
 				# Link against the framework. All externals should be defined.
-				BLDSHARED="$LDSHARED "'-Wl,-F. -framework $(PYTHONFRAMEWORK)'
-				LDSHARED="$LDSHARED "'-Wl,-F$(PYTHONFRAMEWORKPREFIX) -framework $(PYTHONFRAMEWORK)'
+				BLDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
+				LDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
 			else
 				# No framework, use the Python app as bundle-loader
 				BLDSHARED="$LDSHARED "'-bundle_loader $(BUILDPYTHON)'
@@ -10429,7 +10429,7 @@ then
 		LINKFORSHARED="$extra_undefs"
 		if test "$enable_framework"
 		then
-			LINKFORSHARED="$LINKFORSHARED -Wl,-F. -framework "'$(PYTHONFRAMEWORK)'
+			LINKFORSHARED="$LINKFORSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
 		fi
 		LINKFORSHARED="$LINKFORSHARED";;
 	OpenUNIX*|UnixWare*) LINKFORSHARED="-Wl,-Bexport";;

configure.in

@@ -1304,8 +1304,8 @@ then
 		LDSHARED='$(CC) $(LDFLAGS) -bundle'
 		if test "$enable_framework" ; then
 			# Link against the framework. All externals should be defined.
-			BLDSHARED="$LDSHARED "'-Wl,-F. -framework $(PYTHONFRAMEWORK)'
-			LDSHARED="$LDSHARED "'-Wl,-F$(PYTHONFRAMEWORKPREFIX) -framework $(PYTHONFRAMEWORK)'
+			BLDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
+			LDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
 		else
 			# No framework. Ignore undefined symbols, assuming they come from Python
 			LDSHARED="$LDSHARED -undefined suppress"
@@ -1314,8 +1314,8 @@ then
 		LDSHARED='$(CC) $(LDFLAGS) -bundle'
 		if test "$enable_framework" ; then
 			# Link against the framework. All externals should be defined.
-			BLDSHARED="$LDSHARED "'-Wl,-F. -framework $(PYTHONFRAMEWORK)'
-			LDSHARED="$LDSHARED "'-Wl,-F$(PYTHONFRAMEWORKPREFIX) -framework $(PYTHONFRAMEWORK)'
+			BLDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
+			LDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
 		else
 			# No framework, use the Python app as bundle-loader
 			BLDSHARED="$LDSHARED "'-bundle_loader $(BUILDPYTHON)'
@@ -1334,8 +1334,8 @@ then
 			LDSHARED='$(CC) $(LDFLAGS) -bundle'
 			if test "$enable_framework" ; then
 				# Link against the framework. All externals should be defined.
-				BLDSHARED="$LDSHARED "'-Wl,-F. -framework $(PYTHONFRAMEWORK)'
-				LDSHARED="$LDSHARED "'-Wl,-F$(PYTHONFRAMEWORKPREFIX) -framework $(PYTHONFRAMEWORK)'
+				BLDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
+				LDSHARED="$LDSHARED "'$(PYTHONFRAMEWORKPREFIX)/$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
 			else
 				# No framework, use the Python app as bundle-loader
 				BLDSHARED="$LDSHARED "'-bundle_loader $(BUILDPYTHON)'
@@ -1427,7 +1427,7 @@ then
 		LINKFORSHARED="$extra_undefs"
 		if test "$enable_framework"
 		then
-			LINKFORSHARED="$LINKFORSHARED -Wl,-F. -framework "'$(PYTHONFRAMEWORK)'
+			LINKFORSHARED="$LINKFORSHARED "'$(PYTHONFRAMEWORKDIR)/Versions/$(VERSION)/$(PYTHONFRAMEWORK)'
 		fi
 		LINKFORSHARED="$LINKFORSHARED";;
 	OpenUNIX*|UnixWare*) LINKFORSHARED="-Wl,-Bexport";;