X-Git-Url: http://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=include%2Furcu%2Ffutex.h;fp=include%2Furcu%2Ffutex.h;h=039d3930c45f99eb26baa2f342a8837e8f39853f;hp=f720cdc0db52ed41cd391bec9b570464492a026e;hb=ca91060ec7b0c64249c514ee4114753443ecd70f;hpb=0b1e236d1711f4f9076f73a093ece05aca00eca4

diff --git a/include/urcu/futex.h b/include/urcu/futex.h
index f720cdc..039d393 100644
--- a/include/urcu/futex.h
+++ b/include/urcu/futex.h
@@ -24,6 +24,8 @@
  */
 
 #include <urcu/config.h>
+#include <urcu/syscall-compat.h>
+
 #include <errno.h>
 #include <stdint.h>
 #include <time.h>
@@ -54,7 +56,10 @@ extern int compat_futex_noasync(int32_t *uaddr, int op, int32_t val,
 extern int compat_futex_async(int32_t *uaddr, int op, int32_t val,
 		const struct timespec *timeout, int32_t *uaddr2, int32_t val3);
 
-#ifdef CONFIG_RCU_HAVE_FUTEX
+#if (defined(__linux__) && defined(__NR_futex_))
+
+/* For backwards compat */
+#define CONFIG_RCU_HAVE_FUTEX 1
 
 #include <unistd.h>
 #include <errno.h>