--- rpl/src/rpl.c	2010/12/10 16:08:28	1.54
+++ rpl/src/rpl.c	2010/12/14 15:46:24	1.55
@@ -3576,8 +3576,10 @@ rplinit(int argc, char *argv[], unsigned
 	}
 
 #	if !defined(Cygwin) && !defined(OpenBSD)
-	(*s_etat_processus).pile_signal.ss_flags = SS_DISABLE;
-	sigaltstack(&((*s_etat_processus).pile_signal), NULL);
+	do
+	{
+		(*s_etat_processus).pile_signal.ss_flags = SS_DISABLE;
+	} while(sigaltstack(&((*s_etat_processus).pile_signal), NULL) != 0);
 	free((*s_etat_processus).pile_signal.ss_sp);
 #	endif