diff --git a/krb5/src/include/k5-int.h b/krb5/src/include/k5-int.h
index 12fbbc8..9cd6522 100644
--- a/krb5/src/include/k5-int.h
+++ b/krb5/src/include/k5-int.h
@@ -2832,4 +2832,6 @@ void krb5int_init_trace(krb5_context context);
 void krb5int_trace(krb5_context context, const char *fmt, ...);
 #endif
 
+krb5_error_code krb5int_get_fq_local_hostname(char *, size_t);
+
 #endif /* _KRB5_INT_H */
diff --git a/krb5/src/lib/krb5/libkrb5.exports b/krb5/src/lib/krb5/libkrb5.exports
index 5da2d23..5159e7d 100644
--- a/krb5/src/lib/krb5/libkrb5.exports
+++ b/krb5/src/lib/krb5/libkrb5.exports
@@ -613,6 +613,7 @@ krb5int_find_pa_data
 krb5int_foreach_localaddr
 krb5int_free_data_list
 krb5int_get_authdata_containee_types
+krb5int_get_fq_local_hostname
 krb5int_init_context_kdc
 krb5int_init_trace
 krb5int_initialize_library
diff --git a/krb5/src/lib/krb5/os/os-proto.h b/krb5/src/lib/krb5/os/os-proto.h
index 665187c..4bfd6e1 100644
--- a/krb5/src/lib/krb5/os/os-proto.h
+++ b/krb5/src/lib/krb5/os/os-proto.h
@@ -100,8 +100,6 @@ krb5_error_code k5_sendto(krb5_context context, const krb5_data *message,
                                              void *),
                           void *msg_handler_data);
 
-krb5_error_code krb5int_get_fq_local_hostname(char *, size_t);
-
 /* The io vector is *not* const here, unlike writev()!  */
 int krb5int_net_writev (krb5_context, int, sg_buf *, int);