+#ifdef NDEBUG
+#undef NDEBUG
+#endif
+
#include <assert.h>
#include <stdio.h>
#include <unistd.h>
// Restart a to ensure it gets to flush the channel send queue.
- meshlink_start(mesh_a);
+ assert(meshlink_start(mesh_a));
assert_after(!meshlink_channel_get_sendq(mesh_a, channel), 30);
assert(meshlink_channel_send(mesh_a, channel, buf, 512) == 512);