X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Fcompat%2Fcompat-fcntl.c;h=c6c6b4e994962d84c353eaad21bb2013dfca9b4d;hp=5a1c757b864ed1de210f19b60744714bce01dcd6;hb=890d8fe47755c3bad936389cf48ffa141cff41c9;hpb=d14d33bf091e72b23b1f90ea18a0a01bed098b76

diff --git a/src/common/compat/compat-fcntl.c b/src/common/compat/compat-fcntl.c
index 5a1c757b8..c6c6b4e99 100644
--- a/src/common/compat/compat-fcntl.c
+++ b/src/common/compat/compat-fcntl.c
@@ -15,15 +15,20 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
-#define _GNU_SOURCE
+#define _LGPL_SOURCE
 #include <common/compat/fcntl.h>
+#include <unistd.h>
 
 #ifdef __linux__
 
 int compat_sync_file_range(int fd, off64_t offset, off64_t nbytes,
 		unsigned int flags)
 {
+#ifdef HAVE_SYNC_FILE_RANGE
 	return sync_file_range(fd, offset, nbytes, flags);
+#else
+	return fdatasync(fd);
+#endif
 }
 
 #endif /* __linux__ */