1d40a8bce8
adds a --disable-threading option to prevent the check. uses AX_PTHREAD from: git://git.savannah.gnu.org/autoconf-archive.git 100644 blob d90de34d14bd321b0411ba3e429e3cb4be65dd10 ax_pthread.m4 Change-Id: Icf3ad1ebcf052748bc341706effcc9ba02a259e4