build: check for realpath() in configure.ac
authorBartosz Golaszewski <bgolaszewski@baylibre.com>
Sat, 8 Feb 2020 19:16:59 +0000 (20:16 +0100)
committerBartosz Golaszewski <bgolaszewski@baylibre.com>
Sat, 8 Feb 2020 19:16:59 +0000 (20:16 +0100)
commit5fd3712d0ea6d37a850cd9d323425f1378f180e8
tree4788b5a229feb9e7aa8eeb1de545ded647c9f8da
parentba91f719044f4350595b8b0f19b483da38540e02
build: check for realpath() in configure.ac

Core library is now using realpath(). Check its availability in
configure.ac.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
configure.ac