diff --git a/include/ChangeLog b/include/ChangeLog
index 9f34dcd13cd..f0d141e8ba8 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,8 @@
+2001-06-13  Andrew Cagney  <ac131313@redhat.com>
+
+	* libiberty.h (lbasename): Change function declaration to return a
+	const char pointer.
+
 2001-08-02  Mark Kettenis  <kettenis@gnu.org>
 
 	* xregex.h (_REGEX_RE_COMP): Define.
diff --git a/include/libiberty.h b/include/libiberty.h
index effe5f628cc..8d46e375e3a 100644
--- a/include/libiberty.h
+++ b/include/libiberty.h
@@ -83,7 +83,7 @@ extern char *basename ();
 
 /* A well-defined basename () that is always compiled in.  */
 
-extern char *lbasename PARAMS ((const char *));
+extern const char *lbasename PARAMS ((const char *));
 
 /* Concatenate an arbitrary number of strings, up to (char *) NULL.
    Allocates memory using xmalloc.  */
diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog
index 5a9f0d27690..c80b809e3d3 100644
--- a/libiberty/ChangeLog
+++ b/libiberty/ChangeLog
@@ -1,3 +1,8 @@
+2001-06-13  Andrew Cagney  <ac131313@redhat.com>
+
+	* lbasename.c (lbasename): Change function definition to return a
+	const char pointer.
+
 2001-08-07  Jason Merrill  <jason_merrill@redhat.com>
 
 	* cp-demangle.c (demangle_special_name): "GR" -> "reference temporary
diff --git a/libiberty/lbasename.c b/libiberty/lbasename.c
index 7f870497c4f..b37316259d2 100644
--- a/libiberty/lbasename.c
+++ b/libiberty/lbasename.c
@@ -23,7 +23,7 @@ NAME
 	lbasename -- return pointer to last component of a pathname
 
 SYNOPSIS
-	char *lbasename (const char *name)
+	const char *lbasename (const char *name)
 
 DESCRIPTION
 	Given a pointer to a string containing a typical pathname
@@ -69,7 +69,7 @@ DESCRIPTION
 #  endif
 #endif
 
-char *
+const char *
 lbasename (name)
      const char *name;
 {
@@ -85,5 +85,5 @@ lbasename (name)
     if (IS_DIR_SEPARATOR (*name))
       base = name + 1;
 
-  return (char *) base;
+  return base;
 }