fix clearenv() on mac os x

diff --git a/utils.h b/utils.h
index 0f75de4..0853943 100644 (file)
--- a/utils.h
+++ b/utils.h
@@ -42,7 +42,7 @@
 static inline void clearenv(void)
 {
        extern char **environ;
-       environ = NULL;
+       *environ = NULL;
 }
 #endif