Index: lib/libc/gen/dlfcn.c
===================================================================
--- lib/libc/gen/dlfcn.c	(revision 203107)
+++ lib/libc/gen/dlfcn.c	(working copy)
@@ -34,7 +34,7 @@
 #include <link.h>
 #include <stddef.h>
 
-static const char sorry[] = "Service unavailable";
+static char sorry[] = "Service unavailable";
 
 /*
  * For ELF, the dynamic linker directly resolves references to its
@@ -69,7 +69,7 @@
 }
 
 #pragma weak dlerror
-const char *
+char *
 dlerror(void)
 {
 	return sorry;
Index: libexec/rtld-elf/rtld.c
===================================================================
--- libexec/rtld-elf/rtld.c	(revision 203107)
+++ libexec/rtld-elf/rtld.c	(working copy)
@@ -1961,7 +1961,7 @@
     return 0;
 }
 
-const char *
+char *
 dlerror(void)
 {
     char *msg = error_message;
Index: include/dlfcn.h
===================================================================
--- include/dlfcn.h	(revision 203107)
+++ include/dlfcn.h	(working copy)
@@ -117,8 +117,7 @@
 __BEGIN_DECLS
 /* XSI functions first. */
 int	 dlclose(void *);
-const char *
-	 dlerror(void);
+char	*dlerror(void);
 void	*dlopen(const char *, int);
 void	*dlsym(void * __restrict, const char * __restrict);
 
Index: lib/libc/gen/dlopen.3
===================================================================
--- lib/libc/gen/dlopen.3	(revision 203107)
+++ lib/libc/gen/dlopen.3	(working copy)
@@ -52,7 +52,7 @@
 .Fn dlsym "void * restrict handle" "const char * restrict symbol"
 .Ft dlfunc_t
 .Fn dlfunc "void * restrict handle" "const char * restrict symbol"
-.Ft const char *
+.Ft char *
 .Fn dlerror "void"
 .Ft int
 .Fn dlclose "void *handle"