diff --git a/include/fnmatch.h b/include/fnmatch.h
index 758b66097874..49102b34b80d 100644
--- a/include/fnmatch.h
+++ b/include/fnmatch.h
@@ -30,6 +30,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
+ * $FreeBSD$
  *	@(#)fnmatch.h	8.1 (Berkeley) 6/2/93
  */
 
@@ -41,9 +42,13 @@
 #define	FNM_NOESCAPE	0x01	/* Disable backslash escaping. */
 #define	FNM_PATHNAME	0x02	/* Slash must be matched by slash. */
 #define	FNM_PERIOD	0x04	/* Period must be matched by period. */
+
+#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
 #define	FNM_LEADING_DIR	0x08	/* Ignore /<tail> after Imatch. */
 #define	FNM_CASEFOLD	0x10	/* Case insensitive search. */
 #define	FNM_IGNORECASE	FNM_CASEFOLD
+#define	FNM_FILE_NAME	FNM_PATHNAME
+#endif
 
 #include <sys/cdefs.h>