--- rpl/src/instructions_s1.c	2019/01/29 07:51:19	1.95
+++ rpl/src/instructions_s1.c	2019/02/06 14:23:26	1.97
@@ -1,6 +1,6 @@
 /*
 ================================================================================
-  RPL/2 (R) version 4.1.30
+  RPL/2 (R) version 4.1.31
   Copyright (C) 1989-2019 Dr. BERTRAND Joël
 
   This file is part of RPL/2.
@@ -3688,7 +3688,6 @@ instruction_syseval(struct_processus *s_
 
 		fflush(NULL);
 
-		verrouillage_threads_concurrents(s_etat_processus);
 		pid = fork();
 
 		if (pid < 0)
@@ -3821,8 +3820,6 @@ instruction_syseval(struct_processus *s_
 		}
 		else
 		{
-			deverrouillage_threads_concurrents(s_etat_processus);
-
 			if (close(pipes_entree[0]) != 0)
 			{
 				(*s_etat_processus).erreur_systeme = d_es_processus;