@@ -328,7 +328,7 @@
// experimental.
#define EIGEN_IPATH
#define EIGEN_CFLAGS
-#define HAVE_EIGEN
+#defer HAVE_EIGEN $[isdir $[EIGEN_IPATH]/Eigen]
#define LINMATH_VECTORIZE 1
// Is Python installed, and should Python interfaces be generated? If
David Rose