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-rw-r--r--lib/libm/common/atan2.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/libm/common/atan2.c b/lib/libm/common/atan2.c
index b847a1d..20a4e46 100644
--- a/lib/libm/common/atan2.c
+++ b/lib/libm/common/atan2.c
@@ -31,6 +31,9 @@
* SUCH DAMAGE.
*/
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
#ifndef lint
static char sccsid[] = "@(#)atan2.c 8.1 (Berkeley) 6/4/93";
#endif /* not lint */
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