7851 svccfg restore chokes on services with more than one manpage

*** 21,30 ****
--- 21,31 ----
  /*
   * Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
   */
  /*
   * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
+  * Copyright 2017 RackTop Systems.
   */
  
  
  /*
   * XML document manipulation routines
*** 415,424 ****
--- 416,435 ----
          property_t *p;
          int r;
  
          val = xmlGetProp(n, (xmlChar *)attr);
  
+         /* Some properties may have multiple values. */
+         p = internal_property_find(pgrp, pname);
+         if (p != NULL) {
+                 value_t *v = internal_value_new();
+                 v->sc_u.sc_string = (char *)val;
+                 v->sc_type = ty;
+                 internal_attach_value(p, v);
+                 return (0);
+         }
+ 
          p = internal_property_create(pname, ty, 1, val);
          r = internal_attach_property(pgrp, p);
  
          if (r != 0)
                  internal_property_free(p);