X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;f=lib%2Flibspl%2Finclude%2Fsys%2Fmount.h;h=9eb893fe64bf6266ba8d44819106062023aa7bc0;hb=01c0e61da027925b71c923a2b3896abf458b45a9;hp=f6a67c6a0caf2c106d8118e0cdb7b1bbf09ea983;hpb=3fb1fcdea167d705e050a0383ec61b95fbe8a0ed;p=zfs.git

diff --git a/lib/libspl/include/sys/mount.h b/lib/libspl/include/sys/mount.h
index f6a67c6..9eb893f 100644
--- a/lib/libspl/include/sys/mount.h
+++ b/lib/libspl/include/sys/mount.h
@@ -42,6 +42,15 @@
 #define BLKGETSIZE64		_IOR(0x12, 114, size_t)
 #endif
 
+/*
+ * Some old glibc headers don't correctly define MS_DIRSYNC and
+ * instead use the enum name S_WRITE.  When using these older
+ * headers define MS_DIRSYNC to be S_WRITE.
+ */
+#if !defined(MS_DIRSYNC)
+#define MS_DIRSYNC		S_WRITE
+#endif
+
 #define	MS_USERS	0x40000000
 #define	MS_OWNER	0x10000000
 #define	MS_GROUP	0x08000000