Index: lib/common.c
===================================================================
RCS file: /cvs/src/sasl/lib/common.c,v
retrieving revision 1.116
diff -r1.116 common.c
154a155,161
>   /* only one call is permitted, if one of the function has already
>    * been changed we are in trouble in a subsequent call */
>   if ((_sasl_mutex_utils.alloc != &sasl_mutex_alloc) ||
>   	(_sasl_mutex_utils.lock != &sasl_mutex_lock) ||
> 	(_sasl_mutex_utils.unlock != &sasl_mutex_unlock) ||
> 	(_sasl_mutex_utils.free != &sasl_mutex_free))
>      return;