build-sys: meson: check for shm_open even if it's in libc (FreeBSD), not librt

Part-of: <https://gitlab.freedesktop.org/pulseaudio/pulseaudio/-/merge_requests/277>

diff --git a/meson.build b/meson.build
index 51ef844..2f9106a 100644 (file)
--- a/meson.build
+++ b/meson.build
@@ -426,7 +426,7 @@ endforeach
 cap_dep = cc.find_library('cap', required : false)
 
 shm_dep = cc.find_library('rt', required : false)
-if shm_dep.found()
+if cc.has_function('shm_open', dependencies : shm_dep)
   cdata.set('HAVE_SHM_OPEN', 1)
 endif