diff --git a/include/elf-hints.h b/include/elf-hints.h
index 0e45bbf53499..f4ee8d4291e6 100644
--- a/include/elf-hints.h
+++ b/include/elf-hints.h
@@ -23,7 +23,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- *      $Id$
+ *      $Id: elf.h,v 1.1 1997/05/21 23:07:27 jdp Exp $
  */
 
 #ifndef	_ELF_H_
@@ -32,4 +32,22 @@
 #include <sys/types.h>
 #include <machine/elf.h>
 
+/*
+ * Hints file produced by ldconfig.
+ */
+struct elfhints_hdr {
+	u_int32_t	magic;		/* Magic number */
+	u_int32_t	version;	/* File version (1) */
+	u_int32_t	strtab;		/* Offset of string table in file */
+	u_int32_t	strsize;	/* Size of string table */
+	u_int32_t	dirlist;	/* Offset of directory list in
+					   string table */
+	u_int32_t	dirlistlen;	/* strlen(dirlist) */
+	u_int32_t	spare[26];	/* Room for expansion */
+};
+
+#define ELFHINTS_MAGIC	0x746e6845
+
+#define _PATH_ELF_HINTS	"/var/run/ld-elf.so.hints"
+
 #endif /* !_ELF_H_ */
diff --git a/include/elf.h b/include/elf.h
index 0e45bbf53499..f4ee8d4291e6 100644
--- a/include/elf.h
+++ b/include/elf.h
@@ -23,7 +23,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- *      $Id$
+ *      $Id: elf.h,v 1.1 1997/05/21 23:07:27 jdp Exp $
  */
 
 #ifndef	_ELF_H_
@@ -32,4 +32,22 @@
 #include <sys/types.h>
 #include <machine/elf.h>
 
+/*
+ * Hints file produced by ldconfig.
+ */
+struct elfhints_hdr {
+	u_int32_t	magic;		/* Magic number */
+	u_int32_t	version;	/* File version (1) */
+	u_int32_t	strtab;		/* Offset of string table in file */
+	u_int32_t	strsize;	/* Size of string table */
+	u_int32_t	dirlist;	/* Offset of directory list in
+					   string table */
+	u_int32_t	dirlistlen;	/* strlen(dirlist) */
+	u_int32_t	spare[26];	/* Room for expansion */
+};
+
+#define ELFHINTS_MAGIC	0x746e6845
+
+#define _PATH_ELF_HINTS	"/var/run/ld-elf.so.hints"
+
 #endif /* !_ELF_H_ */