diff -up sblim-sfcb-1.4.5/providerDrv.c.orig sblim-sfcb-1.4.5/providerDrv.c
--- sblim-sfcb-1.4.5/providerDrv.c.orig	2013-09-04 12:59:22.140813239 +0200
+++ sblim-sfcb-1.4.5/providerDrv.c	2013-09-04 12:59:40.511870274 +0200
@@ -3585,7 +3585,7 @@ processProviderInvocationRequests(char *
     rc = spRecvReq(&providerSockets.receive, &parms->requestor,
                    (void **) &parms->req, &rl, &mqg);
     if (mqg.rdone) {
-      int             debug_break = 0;
+      volatile int debug_break = 0;
       if (rc != 0) {
         mlogf(M_ERROR,M_SHOW, "spRecvReq returned error %d. Skipping message.\n", rc);
         free(parms);