conf-dir is required for fetching volume files from a non standard directory. Right now it is hardcoded to "CONFDIR" which is build time constant.
PATCH: http://patches.gluster.com/patch/2757 in master (Support new option "conf-dir")
PATCH: http://patches.gluster.com/patch/2758 in release-3.0 (Support new option "conf-dir")
PATCH: http://patches.gluster.com/patch/2794 in master (Add new gf_strstr dropin replacement for "strstr")
PATCH: http://patches.gluster.com/patch/2793 in release-3.0 (Add new gf_strstr dropin replacement for "strstr")