diff --git a/alliance/src/mbk/man1/Makefile.am b/alliance/src/mbk/man1/Makefile.am
index d6a28c9d..590d1828 100644
--- a/alliance/src/mbk/man1/Makefile.am
+++ b/alliance/src/mbk/man1/Makefile.am
@@ -11,5 +11,6 @@ man_MANS  = MBK_CATAL_NAME.1 \
             MBK_TRACE_GETENV.1 \
             MBK_VDD.1 \
             MBK_VSS.1 \
+            MBK_CK.1 \
             MBK_WORK_LIB.1
 EXTRA_DIST = $(man_MANS)
diff --git a/alliance/src/mbk/src/mbk_lo.c b/alliance/src/mbk/src/mbk_lo.c
index 166d1207..7ca18456 100644
--- a/alliance/src/mbk/src/mbk_lo.c
+++ b/alliance/src/mbk/src/mbk_lo.c
@@ -30,7 +30,7 @@
  * Modified by pnt <Pierre.Nguyen-Tuong@lip6.fr> 2002
  */
 
-#ident "$Id: mbk_lo.c,v 1.6 2002/09/30 16:20:49 czo Exp $"
+#ident "$Id: mbk_lo.c,v 1.7 2003/04/03 14:46:30 xtof Exp $"
 
 #include <stdio.h>
 #include <unistd.h>
@@ -1310,6 +1310,7 @@ num_list    *scannum;
                         }
                         break;
                 default:
+                        break;
                 }
         }
    {
@@ -1547,6 +1548,7 @@ void delloconuser(locon_list *ptlocon)
                  scanptype->TYPE
                );
 #endif
+        break;
     }
 
     if( del )
@@ -1591,6 +1593,7 @@ void dellofiguser(lofig_list *ptlofig)
                  scanptype->TYPE
                );
 #endif
+        break;
     }
 
     if( del )
@@ -1632,6 +1635,7 @@ void delloinsuser(loins_list *ptloins)
                  scanptype->TYPE
                );
 #endif
+        break;
     }
 
     if( del )
@@ -1669,6 +1673,7 @@ void dellotrsuser(lotrs_list *ptlotrs)
                  scanptype->TYPE
                );
 #endif
+        break;
     }
 
     if( del )
@@ -1710,6 +1715,7 @@ void dellosiguser(losig_list *ptlosig)
                  scanptype->TYPE
                );
 #endif
+        break;
     }
 
     if( del )
@@ -1969,6 +1975,7 @@ void dellocapuser(locap_list *ptlocap)
 #ifdef MBK_TRACE_BAD_PTYPE
 	  fprintf( stderr, "WARNING in delloconuser() : unknown ptype %ld\n",scanptype -> TYPE) ;
 #endif
+          break;
 	}
 
       if(del)
@@ -2231,6 +2238,7 @@ void delloresuser(lores_list *ptlores)
 #ifdef MBK_TRACE_BAD_PTYPE
 	  fprintf( stderr, "WARNING in delloconuser() : unknown ptype %ld\n",scanptype -> TYPE) ;
 #endif
+          break;
 	}
 
       if(del)
@@ -2490,6 +2498,7 @@ void delloselfuser(loself_list *ptloself)
 #ifdef MBK_TRACE_BAD_PTYPE
 	  fprintf( stderr, "WARNING in delloconuser() : unknown ptype %ld\n",scanptype -> TYPE) ;
 #endif
+          break;
 	}
 
       if(del)
diff --git a/alliance/src/mbk/src/mbk_util.c b/alliance/src/mbk/src/mbk_util.c
index 9c50399c..c575c3a2 100644
--- a/alliance/src/mbk/src/mbk_util.c
+++ b/alliance/src/mbk/src/mbk_util.c
@@ -28,7 +28,7 @@
  * Modified by Czo <Olivier.Sirol@lip6.fr> 1997,98
  */
 
-#ident "$Id: mbk_util.c,v 1.2 2002/09/30 16:20:50 czo Exp $"
+#ident "$Id: mbk_util.c,v 1.3 2003/04/03 14:46:30 xtof Exp $"
 
 #include <stdio.h>
 #include <stdlib.h>
@@ -72,6 +72,7 @@ long SCALE_X = 100;                            /* distance scale definition   */
 char PARSER_INFO[100] = "nothing yet";         /* version number, and so on   */
 char *VDD = NULL;                              /* user name for power high    */
 char *VSS = NULL;                              /* user name for power ground  */
+char *CK = NULL;                               /* user name for clock         */
 char *IN_FILTER = NULL ;
 char *OUT_FILTER = NULL ;
 char *FILTER_SFX = NULL ;
@@ -319,6 +320,12 @@ static char MBK_RAND_SEED[] = { 0x62,
       VSS = str;
    else /* default value for power high */
       VSS = "vss";
+   
+   str = mbkgetenv("MBK_CK");
+   if (str != NULL)
+      CK = str;
+   else /* default value for clock */
+      CK = "ck";
 
    str = mbkgetenv( "MBK_IN_FILTER" );
    if( str )
diff --git a/alliance/src/mbk/src/mut.h b/alliance/src/mbk/src/mut.h
index a47ca9f3..9454b3db 100644
--- a/alliance/src/mbk/src/mut.h
+++ b/alliance/src/mbk/src/mut.h
@@ -26,7 +26,7 @@
  * Date    : 31/08/93
  * Author  : Frederic Petrot <Frederic.Petrot@lip6.fr>
  * Modified by Czo <Olivier.Sirol@lip6.fr> 1997,98
- * $Id: mut.h,v 1.6 2002/09/30 16:20:51 czo Exp $
+ * $Id: mut.h,v 1.7 2003/04/03 14:46:30 xtof Exp $
  */
 
 #ifndef _MUT_H_
@@ -94,6 +94,7 @@ extern "C" {
 
 #define isvdd(name)	instr(name, VDD, SEPAR)
 #define isvss(name)	instr(name, VSS, SEPAR)
+#define isck(name)	instr(name, CK, SEPAR)
 #define funcin()     if (MBK_DEBUG_ON)                                \
                         HEAD_MBKDEBUG = addptype(HEAD_MBKDEBUG,       \
                                                  __LINE__,            \
@@ -191,6 +192,7 @@ extern long       SCALE_X;                     /* distance scale parameter    */
 extern char       PARSER_INFO[];               /* version number, and so on   */
 extern char       *VDD;                        /* user name for power high    */
 extern char       *VSS;                        /* user name for power ground  */
+extern char       *CK;                         /* user name for ck            */
 extern ptype_list *HEAD_MBKDEBUG;              /* function debug list         */
 extern char       MBK_DEBUG_ON;                /* mode for debug on/off       */
 extern char       *IN_FILTER;
diff --git a/alliance/src/mbk/src/rcn_lo.c b/alliance/src/mbk/src/rcn_lo.c
index 840d9fd4..10632732 100644
--- a/alliance/src/mbk/src/rcn_lo.c
+++ b/alliance/src/mbk/src/rcn_lo.c
@@ -21,7 +21,7 @@
  * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
 
-#ident "$Id: rcn_lo.c,v 1.2 2002/09/30 16:20:51 czo Exp $"
+#ident "$Id: rcn_lo.c,v 1.3 2003/04/03 14:46:30 xtof Exp $"
 
 /*******************************************************************************
 * rcn    : acces functions to logical rc network structures                    *
@@ -37,6 +37,7 @@
 * 4, Place Jussieu                                                             *
 * Paris Cedex 05.                                                              *
 *******************************************************************************/
+#include <stdlib.h>
 
 #include "mut.h"
 #include "mlo.h"
diff --git a/alliance/src/mbk/src/rcn_lo_util.c b/alliance/src/mbk/src/rcn_lo_util.c
index 98bb7165..0a5c646b 100644
--- a/alliance/src/mbk/src/rcn_lo_util.c
+++ b/alliance/src/mbk/src/rcn_lo_util.c
@@ -21,7 +21,7 @@
  * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
 
-#ident "$Id: rcn_lo_util.c,v 1.2 2002/09/30 16:20:51 czo Exp $"
+#ident "$Id: rcn_lo_util.c,v 1.3 2003/04/03 14:46:30 xtof Exp $"
 
 /*******************************************************************************
 * rcn    : acces functions to logical rc network structures                    *
@@ -38,6 +38,8 @@
 * Paris Cedex 05.                                                              *
 *******************************************************************************/
 
+#include <stdlib.h>
+
 #include "mut.h"
 #include "mlo.h"
 #include "rcn.h"