[PATCH libdrm] configure.ac: pthread-stubs not present on OpenBSD

[Jonathan Gray]

pthread-stubs is no longer required on OpenBSD and has been removed.
libpthread parts involved moved to libc.

Signed-off-by: Jonathan Gray <jsg at jsg.id.au>
---
 configure.ac | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index 35378b33..d024fcd8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -65,10 +65,10 @@ AC_CHECK_HEADERS([sys/sysctl.h sys/select.h])
 LT_PREREQ([2.2])
 LT_INIT([disable-static])
 
-dnl pthread-stubs is mandatory on BSD platforms, due to the nature of the
+dnl pthread-stubs is mandatory on some BSD platforms, due to the nature of the
 dnl project. Even then there's a notable issue as described in the project README
 case "$host_os" in
-linux* | cygwin* | darwin* | solaris* | *-gnu* | gnu*)
+linux* | cygwin* | darwin* | solaris* | *-gnu* | gnu* | openbsd*)
     pthread_stubs_possible="no"
     ;;
 * )
-- 
2.16.0