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-rw-r--r--usr.bin/m4/gnum4.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/usr.bin/m4/gnum4.c b/usr.bin/m4/gnum4.c
index 782090d..b265b8d 100644
--- a/usr.bin/m4/gnum4.c
+++ b/usr.bin/m4/gnum4.c
@@ -25,6 +25,9 @@
* SUCH DAMAGE.
*/
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
/*
* functions needed to support gnu-m4 extensions, including a fake freezing
*/
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