libmount: ifdef STATX_MNT_ID_UNIQUE

Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/libmount/src/utils.c b/libmount/src/utils.c
index e5e37662921efc6838c4ae2539bcb75857be359f..7d8116402a1c21ddc1e708fe93be9bbcbc868338 100644 (file)
--- a/libmount/src/utils.c
+++ b/libmount/src/utils.c
@@ -285,6 +285,7 @@ static int get_mnt_id(      int fd, const char *path,
                *id = sx.stx_mnt_id;
        }
        if (uniq_id) {
+# ifdef STATX_MNT_ID_UNIQUE
                errno = 0;
                rc = statx(fd, path ? path : "", flags,
                                STATX_MNT_ID_UNIQUE, &sx);
@@ -294,6 +295,9 @@ static int get_mnt_id(      int fd, const char *path,
                if (rc)
                        return rc;
                *uniq_id = sx.stx_mnt_id;
+# else
+               return -ENOSYS;
+# endif
        }
        return 0;
 #else