FS-2746 --resolve large xmlrpc update thanks garmt

libs/xmlrpc-c/examples/xmlrpc_sample_add_server_cgi.c

@@ -1,4 +1,22 @@
-/* A simple standalone XML-RPC server written in C. */
+/* A CGI script written in C to effect a simple XML-RPC server.
+
+   Example of use:
+
+     - Compile this as the executable 'xmlrpc_sample_add_server.cgi'
+
+     - Place the .cgi file in web server www.example.com's /cgi-bin
+       directory.
+
+     - Configure the web server to permit CGI scripts in /cgi-bin
+       (Apache ExecCgi directory option).
+
+     - Configure the web server to recognize this .cgi file as a CGI
+       script (Apache "AddHandler cgi-script ..." or ScriptAlias).
+
+     - $ xmlrpc http://www.example.com/cgi-bin/xmlrpc_sample_add_server.cgi \
+           sample.add i/5 i/7
+*/
+
 
 #include <stdlib.h>
 #include <stdio.h>
@@ -12,7 +30,7 @@
 static xmlrpc_value *
 sample_add(xmlrpc_env *   const envP,
            xmlrpc_value * const paramArrayP,
-           void *         const user_data ATTR_UNUSED) {
+           void *         const user_data) {
 
     xmlrpc_int32 x, y, z;