--- asterisk.c.orig	2005-08-31 12:57:48.000000000 +0200
+++ asterisk-1.0.7.dfsg.1/asterisk.c	2005-09-05 15:36:40.000000000 +0200
@@ -188,7 +186,10 @@
 	int res;
 	struct rusage rusage;
 	int status;
-	void (*prev_handler) = signal(SIGCHLD, null_sig_handler);
+	sigset_t sigs;
+	sigemptyset(&sigs);
+	sigprocmask(SIG_BLOCK,&sigs,NULL); /* Only block SIGCHLD so that we receive them after this */
+/*	void (*prev_handler) = signal(SIGCHLD, null_sig_handler); */
 	pid = fork();
 	if (pid == 0) {
 		/* Close file descriptors and launch system command */
@@ -215,7 +216,8 @@
 		ast_log(LOG_WARNING, "Fork failed: %s\n", strerror(errno));
 		res = -1;
 	}
-	signal(SIGCHLD, prev_handler);
+/*	signal(SIGCHLD, prev_handler); */ 
+	sigprocmask(SIG_UNBLOCK,&sigs,NULL);
 	return res;
 }