configure.ac: make grep tests more portable
authorJonathan Gray <jsg@jsg.id.au>
Thu, 20 Jun 2013 10:14:33 +0000 (20:14 +1000)
committerVinson Lee <vlee@freedesktop.org>
Thu, 18 Jul 2013 05:50:19 +0000 (22:50 -0700)
commitf96c07abf6ded1ac07a1e8fe3952321ec170193d
tree315d28123be95ae0d639e01999529a22a952fdda
parent78fbb41fe3c2301021b8fd60dabc26d1cf62fdfc
configure.ac: make grep tests more portable

Use grep -w instead of the empty string escape sequences
which are less portable.  Makes the grep tests
function as intended on OpenBSD.

Signed-off-by: Jonathan Gray <jsg@jsg.id.au>
Reviewed-by: Vinson Lee <vlee@freedesktop.org>
Signed-off-by: Vinson Lee <vlee@freedesktop.org>
configure.ac