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-rw-r--r--src/gfs2.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/gfs2.h b/src/gfs2.h
index 20d73024..7e439bfd 100644
--- a/src/gfs2.h
+++ b/src/gfs2.h
@@ -19,6 +19,8 @@
Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
+#ifndef _GFS2_H
+#define _GFS2_H
#ifdef __cplusplus
extern "C" {
#endif
@@ -84,3 +86,4 @@ int recover_gfs2(const disk_t *disk_car, const struct gfs2_sb *sb, partition_t *
#ifdef __cplusplus
} /* closing brace for extern "C" */
#endif
+#endif