#define check_types_match(expr1, expr2) \
((typeof(expr1) *)0 != (typeof(expr2) *)0)
#else
-#include "build_assert/build_assert.h"
+#include <ccan/build_assert/build_assert.h>
/* Without typeof, we can only test the sizes. */
#define check_type(expr, type) \
EXPR_BUILD_ASSERT(sizeof(expr) == sizeof(type))