[PATCH 1/2] Fix build break when SYS_memfd_create doesn't exist

In memfd_create() if SYS_memfd_create is not defined then uname and
flag are unused and gcc complains.
---
 fd-memfd.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fd-memfd.c b/fd-memfd.c
index 2d16427a2b40..583d8ed1f373 100644
--- a/fd-memfd.c
+++ b/fd-memfd.c
@@ -17,8 +17,9 @@
 #include "sanitise.h"
 #include "shm.h"
 #include "compat.h"
+#include "trinity.h"
 
-static int memfd_create(const char *uname, unsigned int flag)
+static int memfd_create(__unused__ const char *uname, __unused__ unsigned int flag)
 {
 #ifdef SYS_memfd_create
 	return syscall(SYS_memfd_create, uname, flag);
-- 
1.9.1