Fix configure bug that was misreporting availability of MacOS X 10.5 SDK as available on Linux but not on OS X.
diff --git a/configure b/configure
index 1990f59..d6f8f4f 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.in Revision: 80969 .
+# From configure.in Revision: 80970 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.65 for python 2.7.
 #
@@ -9281,10 +9281,9 @@
   ;
   return 0;
 }
+
 _ACEOF
 if ac_fn_c_try_compile "$LINENO"; then :
-  ]
-else
 
 
 $as_echo "#define HAVE_OSX105_SDK 1" >>confdefs.h
@@ -9292,6 +9291,11 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
 
+else
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext