fixed computation of sample covariance

[pspp] / src / libpspp / llx.c

diff --git a/src/libpspp/llx.c b/src/libpspp/llx.c
index 2f970bf70ad052777663631244955b6d4403a645..c64393a76010f2bb700e92f90fae058ee5d16c71 100644 (file)
--- a/src/libpspp/llx.c
+++ b/src/libpspp/llx.c
@@ -32,15 +32,10 @@
 #endif
 
 #include <libpspp/llx.h>
+#include "compiler.h"
 #include <assert.h>
 #include <stdlib.h>
 
-#if __GNUC__ >= 2 && !defined UNUSED
-#define UNUSED __attribute__ ((unused))
-#else
-#define UNUSED
-#endif
-
 /* Destroys LIST and frees all of its nodes using MANAGER.
    If DESTRUCTOR is non-null, each node in the list will be
    passed to it in list order, with AUX as auxiliary data, before