Index: configure.ac
===================================================================
RCS file: /var/local/cvs/lbnl_cr/configure.ac,v
retrieving revision 1.410.2.9
diff -u -r1.410.2.9 configure.ac
--- configure.ac	15 Jun 2009 22:33:56 -0000	1.410.2.9
+++ configure.ac	8 Mar 2010 19:09:38 -0000
@@ -985,7 +985,7 @@
 fi
 
 # put_task_struct() requires one of these:
-CR_FIND_KSYM([__put_task_struct],[CODE])
+CR_FIND_KSYM([__put_task_struct],[CODE],[extern void __put_task_struct(struct task_struct *);])
 CR_FIND_KSYM([__put_task_struct_cb],[CODE])
 
 CR_CHECK_KERNEL_MEMBER([mm.task_size],[#include <linux/sched.h>],
Index: cr_module/cr_kcompat.h
===================================================================
RCS file: /var/local/cvs/lbnl_cr/cr_module/cr_kcompat.h,v
retrieving revision 1.247.8.2
diff -u -r1.247.8.2 cr_kcompat.h
--- cr_module/cr_kcompat.h	12 Jun 2009 20:37:03 -0000	1.247.8.2
+++ cr_module/cr_kcompat.h	8 Mar 2010 19:09:38 -0000
@@ -583,4 +583,9 @@
   #error "no cr_do_pipe() definition"
 #endif
 
+#if !defined(DECLARE_MUTEX)
+  #define DECLARE_MUTEX(m) DEFINE_SEMAPHORE(m)
+  #define init_MUTEX(m) sema_init(m, 1)
+#endif
+
 #endif /* _CR_KCOMPAT_H */