2 files changed, 74 insertions, 2 deletions

diff --git a/include/Makefile b/include/Makefile
index 83b632ae63ec..b666ab789133 100644
--- a/include/Makefile
+++ b/include/Makefile
@@ -1,5 +1,5 @@
 #	From: @(#)Makefile	8.2 (Berkeley) 1/4/94
-#	$Id: Makefile,v 1.69 1998/01/02 09:39:12 jkh Exp $
+#	$Id: Makefile,v 1.70 1998/01/31 05:54:54 imp Exp $
 #
 # Doing a make install builds /usr/include
 #
@@ -11,7 +11,8 @@ depend lint tags:
 CLEANFILES= osreldate.h version vers.c
 SUBDIR= rpcsvc
 FILES=	a.out.h ar.h assert.h bitstring.h ctype.h db.h dirent.h disktab.h \
-	elf.h err.h fnmatch.h fstab.h fts.h glob.h grp.h strhash.h histedit.h \
+	dlfcn.h elf.h err.h fnmatch.h fstab.h \
+	fts.h glob.h grp.h strhash.h histedit.h \
 	kvm.h limits.h link.h locale.h malloc.h memory.h mpool.h \
 	ndbm.h netdb.h nl_types.h nlist.h paths.h pthread.h pthread_np.h pwd.h \
 	ranlib.h regex.h regexp.h resolv.h rune.h runetype.h setjmp.h sgtty.h \
diff --git a/include/dlfcn.h b/include/dlfcn.h
new file mode 100644
index 000000000000..ba61ebfd4953
--- /dev/null
+++ b/include/dlfcn.h
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 1994
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	@(#)err.h	8.1 (Berkeley) 6/2/93
+ */
+
+#ifndef _DLFCN_H_
+#define	_DLFCN_H_
+#include <sys/cdefs.h>
+
+/*
+ * Modes for dlopen().
+ */
+#define RTLD_LAZY	1	/* Bind function calls lazily */
+#define RTLD_NOW	2	/* Bind function calls immediately */
+
+/*
+ * Special handle argument for dlsym().  It causes the search for the
+ * symbol to begin in the next shared object after the one containing
+ * the caller.
+ */
+#define RTLD_NEXT	((void *) -1)
+
+/*
+ * Structure filled in by dladdr().
+ */
+typedef struct dl_info {
+	const char	*dli_fname;	/* Pathname of shared object */
+	void		*dli_fbase;	/* Base address of shared object */
+	const char	*dli_sname;	/* Name of nearest symbol */
+	void		*dli_saddr;	/* Address of nearest symbol */
+} Dl_info;
+
+__BEGIN_DECLS
+int dladdr __P((const void *, Dl_info *));
+int dlclose __P((void *));
+const char *dlerror __P((void));
+void *dlopen __P((const char *, int));
+void *dlsym __P((void *, const char *));
+__END_DECLS
+
+#endif /* !_DLFCN_H_ */