smatch: check libld_* allocation functions

@@ -460,7 +460,10 @@
         if (option_project == PROJ_KERNEL) {
                 add_function_hook("kfree", &match_free_func, (void *)0);
                 register_funcs_from_file();
         } else {
                 add_function_hook("free", &match_free_func, (void *)0);
+                if (option_project == PROJ_ILLUMOS_USER)
+                        add_function_hook("libld_free", &match_free_func,
+                            (void *)0);
         }
 }