Fix computation of PYTHONINC for Python 3.

* m4/pypath.m4: The print syntax changed in Python 3, so use
sys.stdout.write for compatibility with all versions.

ChangeLog

+2012-02-24  Alexandre Duret-Lutz  <adl@lrde.epita.fr>
+
+	Fix computation of PYTHONINC for Python 3.
+
+	* m4/pypath.m4: The print syntax changed in Python 3, so use
+	sys.stdout.write for compatibility with all versions.
+
 2012-02-04  Alexandre Duret-Lutz  <adl@lrde.epita.fr>
 
 	* HACKING: Minor updates and corrections.

m4/pypath.m4

-AC_DEFUN([adl_CHECK_PYTHON], 
+AC_DEFUN([adl_CHECK_PYTHON],
  [AM_PATH_PYTHON([2.0])
   AC_CACHE_CHECK([for $am_display_PYTHON includes directory],
     [adl_cv_python_inc],
-    [adl_cv_python_inc=`$PYTHON -c "from distutils import sysconfig; print sysconfig.get_python_inc()" 2>/dev/null`])
+    [adl_cv_python_inc=`$PYTHON -c "import sys; from distutils import sysconfig;]
+[sys.stdout.write(sysconfig.get_python_inc())" 2>/dev/null`])
   AC_SUBST([PYTHONINC], [$adl_cv_python_inc])])