Minor fixes for dump_table(). Check the return code from some APR functions that might fail (apr_thread_mutex_create(), apr_thread_cond_create(). Make sure to unlock a mutex before we destroy it, since apparently destroying a locked mutex is undefined per POSIX.
Minor fixes for dump_table(). Check the return code from some
APR functions that might fail (apr_thread_mutex_create(),
apr_thread_cond_create(). Make sure to unlock a mutex before
we destroy it, since apparently destroying a locked mutex
is undefined per POSIX.

bloom-lang/c4,bloom-lang/c4,bloom-lang/c4