extconf: fix __mq_oshandle() detection on FreeBSD
commitabbe5f16a9c3e17a9a6bab39bb105dc655e55eb6
authorew@fbsd90-32.(none) <ew@fbsd90-32.(none)>
Wed, 11 Jul 2012 02:25:44 +0000 (11 02:25 +0000)
committerEric Wong <normalperson@yhbt.net>
Thu, 12 Jul 2012 19:30:56 +0000 (12 12:30 -0700)
tree44b850a052164c3189e7c48c7c14cba2a007b3dd
parent00b84b3d2d9bec7ed480a0715408148af0a0d057
extconf: fix __mq_oshandle() detection on FreeBSD

We need to have -lrt in LDFLAGS before we can detect it.
ext/posix_mq/extconf.rb