Fixes problem with mdb reopen issue in the latest OpenLDAP 2.4.44 release.

Patch was developed in-house; it is Solaris specific and

will not be contributed upstream.

--- openldap-2.4.44/libraries/liblmdb/mdb.c.old Wed Jan 13 15:03:32 2016

+++ openldap-2.4.44/libraries/liblmdb/mdb.c Wed Jan 13 15:04:00 2016

@@ -4619,6 +4619,10 @@

#else /* MDB_USE_POSIX_MUTEX: */

pthread_mutexattr_t mattr;

+ /* destroy mti_rmutex and mti_wmutex if they were previously initialized */

+ (void) pthread_mutex_destroy(env->me_txns->mti_rmutex);

+ (void) pthread_mutex_destroy(env->me_txns->mti_wmutex);

+

if ((rc = pthread_mutexattr_init(&mattr))

|| (rc = pthread_mutexattr_setpshared(&mattr, PTHREAD_PROCESS_SHARED))

#ifdef MDB_ROBUST_SUPPORTED