added coefficient typedef

diff --git a/src/math/coefficient.h b/src/math/coefficient.h
index 7569463baefe8843973891aa90ddebd953b9a2e2..7f11e8f1f2c54e3147c237f872762dbca5935c2b 100644 (file)
--- a/src/math/coefficient.h
+++ b/src/math/coefficient.h
@@ -64,7 +64,7 @@ struct pspp_coeff
                                   interaction terms will have more than one
                                   variable. */
 };
-
+typedef struct pspp_coeff coefficient;
 
 void pspp_coeff_free (struct pspp_coeff *);