[ewg] failure building fabtests with OFED-3.18-2

[Hefty, Sean]

> Anybody see this error?  I hit it on one RHEL7 machine.  But another
> machine
> built ok. Perhaps some missing prerequisite RPM?
> 
> unit/eq_test.c: In function 'eq_wait_fd_poll':
> unit/eq_test.c:260:2: warning: implicit declaration of function
> 'fi_trywait'

You probably need to update your version of libfabric.  The ofiwg decided that fabtests would only target the latest version of libfabric and not try to provide backwards compatibility with older versions.  This is purely a maintenance decision.

- Sean