Fix warnings

[pspp-builds.git] / src / math / covariance.h

diff --git a/src/math/covariance.h b/src/math/covariance.h
index 4eb2f3f6483f0cc4a4edbdd865dd9c3b1dfd0c31..ed5b3ee73426951d0084eb5df20f8492db541cb7 100644 (file)
--- a/src/math/covariance.h
+++ b/src/math/covariance.h
@@ -47,5 +47,6 @@ void covariance_destroy (struct covariance *cov);
 const gsl_matrix *covariance_moments (const struct covariance *cov, int m);
 
 const struct categoricals * covariance_get_categoricals (const struct covariance *cov);
+size_t covariance_dim (const struct covariance * cov);
 
 #endif