From 5c5f44e2a011a13cf320a5f82f3c5bd8563f3cef Mon Sep 17 00:00:00 2001
From: Andrea Mazzoleni <amadvance@gmail.com>
Date: Sun, 6 Nov 2016 16:29:19 +0100
Subject: [PATCH] Remove build warnings in Mac OS X

---
 cmdline/unix.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cmdline/unix.c b/cmdline/unix.c
index 5738f46b..c19f13b7 100644
--- a/cmdline/unix.c
+++ b/cmdline/unix.c
@@ -188,6 +188,7 @@ static int devresolve_proc(uint64_t device, char* path, size_t path_size)
  * Bug 711881 - too funny btrfs st_dev numbers
  * https://bugzilla.redhat.com/show_bug.cgi?id=711881
  */
+#if HAVE_LINUX_DEVICE
 static int devdereference(uint64_t device, uint64_t* new_device)
 {
 	char path[PATH_MAX];
@@ -219,6 +220,7 @@ static int devdereference(uint64_t device, uint64_t* new_device)
 	log_tag("dereference:%u:%u: found %u:%u\n", major(device), minor(device), major(st.st_rdev), minor(st.st_rdev));
 	return 0;
 }
+#endif
 
 /**
  * Read a file extracting the specified tag TAG=VALUE format.