From 935ee584e4611fea74402124be7bcab9f446537c Mon Sep 17 00:00:00 2001
From: Steffen Vogel <post@steffenvogel.de>
Date: Tue, 8 May 2018 11:41:43 +0200
Subject: [PATCH] sample: use libc ptrdiff_t instead of posix off_t

---
 include/villas/sample.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/villas/sample.h b/include/villas/sample.h
index 3d2099251..bc5e30de2 100644
--- a/include/villas/sample.h
+++ b/include/villas/sample.h
@@ -29,11 +29,11 @@
 extern "C" {
 #endif
 
+#include <stddef.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include <stdint.h>
 #include <time.h>
-#include <sys/types.h>
 
 /* Forward declarations */
 struct pool;
@@ -81,7 +81,7 @@ struct sample {
 	struct node *source;	/**< The node from which this sample originates. */
 
 	atomic_int refcnt;	/**< Reference counter. */
-	off_t pool_off;		/**< This sample belongs to this memory pool (relative pointer). See sample_pool(). */
+	ptrdiff_t pool_off;	/**< This sample belongs to this memory pool (relative pointer). See sample_pool(). */
 
 	/** A long bitfield indicating the number representation of the first 64 values in sample::data[].
 	 *