+#ifdef HAVE_PSELECT
+
+ if(lookup_config(config_tree, "GraphDumpFile")) {
+ graph_dump = true;
+ }
+
+ /* Block SIGHUP & SIGALRM */
+ sigemptyset(&block_mask);
+ sigaddset(&block_mask, SIGHUP);
+ sigaddset(&block_mask, SIGALRM);
+ sigprocmask(SIG_BLOCK, &block_mask, &omask);
+#endif
+