diff -r a29b72950795 Lib/test/test_posix.py
--- a/Lib/test/test_posix.py	Thu Sep 01 23:08:21 2011 +0200
+++ b/Lib/test/test_posix.py	Sat Sep 03 18:08:01 2011 +0200
@@ -840,6 +840,8 @@
         posix.sched_yield()
 
     @requires_sched_h
+    @unittest.skipUnless(hasattr(posix, 'sched_get_priority_max'),
+                         "requires sched_get_priority_max()")
     def test_sched_priority(self):
         # Round-robin usually has interesting priorities.
         pol = posix.SCHED_RR
diff -r a29b72950795 Modules/posixmodule.c
--- a/Modules/posixmodule.c	Thu Sep 01 23:08:21 2011 +0200
+++ b/Modules/posixmodule.c	Sat Sep 03 18:08:01 2011 +0200
@@ -4555,6 +4555,8 @@
 
 #ifdef HAVE_SCHED_H
 
+#ifdef HAVE_SCHED_GET_PRIORITY_MAX
+
 PyDoc_STRVAR(posix_sched_get_priority_max__doc__,
 "sched_get_priority_max(policy)\n\n\
 Get the maximum scheduling priority for *policy*.");
@@ -4589,6 +4591,8 @@
     return PyLong_FromLong(min);
 }
 
+#endif /* HAVE_SCHED_GET_PRIORITY_MAX */
+
 #ifdef HAVE_SCHED_SETSCHEDULER
 
 PyDoc_STRVAR(posix_sched_getscheduler__doc__,
@@ -10452,8 +10456,10 @@
     {"fork",            posix_fork, METH_NOARGS, posix_fork__doc__},
 #endif /* HAVE_FORK */
 #ifdef HAVE_SCHED_H
+#ifdef HAVE_SCHED_GET_PRIORITY_MAX
     {"sched_get_priority_max", posix_sched_get_priority_max, METH_VARARGS, posix_sched_get_priority_max__doc__},
     {"sched_get_priority_min", posix_sched_get_priority_min, METH_VARARGS, posix_sched_get_priority_min__doc__},
+#endif
 #ifdef HAVE_SCHED_SETPARAM
     {"sched_getparam", posix_sched_getparam, METH_VARARGS, posix_sched_getparam__doc__},
 #endif
@@ -10474,7 +10480,7 @@
     {"sched_setaffinity", posix_sched_setaffinity, METH_VARARGS, posix_sched_setaffinity__doc__},
     {"sched_getaffinity", posix_sched_getaffinity, METH_VARARGS, posix_sched_getaffinity__doc__},
 #endif
-#endif
+#endif /* HAVE_SCHED_H */
 #if defined(HAVE_OPENPTY) || defined(HAVE__GETPTY) || defined(HAVE_DEV_PTMX)
     {"openpty",         posix_openpty, METH_NOARGS, posix_openpty__doc__},
 #endif /* HAVE_OPENPTY || HAVE__GETPTY || HAVE_DEV_PTMX */
diff -r a29b72950795 configure.in
--- a/configure.in	Thu Sep 01 23:08:21 2011 +0200
+++ b/configure.in	Sat Sep 03 18:08:01 2011 +0200
@@ -2538,7 +2538,8 @@
  select sem_open sem_timedwait sem_getvalue sem_unlink sendfile setegid seteuid \
  setgid sethostname \
  setlocale setregid setreuid setresuid setresgid setsid setpgid setpgrp setpriority setuid setvbuf \
- sched_setaffinity sched_setscheduler sched_setparam sched_rr_get_interval \
+ sched_get_priority_max sched_setaffinity sched_setscheduler sched_setparam \
+ sched_rr_get_interval \
  sigaction sigaltstack siginterrupt sigpending sigrelse \
  sigtimedwait sigwait sigwaitinfo snprintf strftime strlcpy symlinkat sync \
  sysconf tcgetpgrp tcsetpgrp tempnam timegm times tmpfile tmpnam tmpnam_r \