configure.ac: check for mkostemp()

We can make use of it over mkstemp + fcntl in the egl/wayland code.

Cc: Axel Davy <axel.davy@ens.fr>
Suggested-by: Matt Turner <mattst88@gmail.com>
Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>
1 file changed