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-rw-r--r--src/iem16_table.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/iem16_table.h b/src/iem16_table.h
index 59ec692..76b1ecf 100644
--- a/src/iem16_table.h
+++ b/src/iem16_table.h
@@ -4,6 +4,9 @@
* For information on usage and redistribution, and for a DISCLAIMER OF ALL
* WARRANTIES, see the file, "LICENSE.txt," in this distribution. */
+#ifndef INCLUDE_IEM16_TABLE_H__
+#define INCLUDE_IEM16_TABLE_H__
+
/* sampling */
#include "iem16.h"
@@ -96,3 +99,5 @@ union tabfudge
double tf_d;
int32 tf_i[2];
};
+
+#endif