// acos().
// General includes.
-#include "cl_sysdep.h"
+#include "base/cl_sysdep.h"
// Specification.
#include "cln/complex.h"
// Implementation.
-#include "cl_C.h"
+#include "complex/cl_C.h"
#include "cln/real.h"
-#include "cl_R.h"
+#include "real/cl_R.h"
#include "cln/rational.h"
-#include "cl_RA.h"
+#include "rational/cl_RA.h"
#include "cln/float.h"
namespace cln {