diff --git a/fmacros.h b/fmacros.h
index 38f4648..65f9692 100644
--- a/fmacros.h
+++ b/fmacros.h
@@ -1,7 +1,9 @@
-#ifndef _REDIS_FMACRO_H
-#define _REDIS_FMACRO_H
+#ifndef __HIREDIS_FMACRO_H
+#define __HIREDIS_FMACRO_H
 
+#ifndef _BSD_SOURCE
 #define _BSD_SOURCE
+#endif
 
 #ifdef __linux__
 #define _XOPEN_SOURCE 700
@@ -9,7 +11,4 @@
 #define _XOPEN_SOURCE
 #endif
 
-#define _LARGEFILE_SOURCE
-#define _FILE_OFFSET_BITS 64
-
 #endif