Cleanup DragonFlyBSD support
authorTomohiro Kusumi <kusumi.tomohiro@gmail.com>
Sat, 16 May 2015 01:17:14 +0000 (10:17 +0900)
committerTomohiro Kusumi <kusumi.tomohiro@gmail.com>
Sat, 16 May 2015 01:17:14 +0000 (10:17 +0900)
commit30db5dbc52d192e797452fe43ae691fd1ed54471
tree8dde1d6e729afc3f5c3ceab37d40311483492f9d
parent3e55d40fb5a68773b07cebb4a74870338eab81d4
Cleanup DragonFlyBSD support

Remove these define/undef since fio compiles on DragonFlyBSD
without them.

<sys/rb.h> seems to have never existed in DragonFlyBSD history,
and it compiles without these define/undef. It seems this hack
was necessary on some older versions of NetBSD.
os/os-dragonfly.h