--- MITgcm/eesupp/src/sigreg.c	2005/12/03 08:30:32	1.1
+++ MITgcm/eesupp/src/sigreg.c	2011/08/10 22:33:32	1.7
@@ -1,5 +1,5 @@
 /*
- * $Header: /home/ubuntu/mnt/e9_copy/MITgcm/eesupp/src/sigreg.c,v 1.1 2005/12/03 08:30:32 edhill Exp $
+ * $Header: /home/ubuntu/mnt/e9_copy/MITgcm/eesupp/src/sigreg.c,v 1.7 2011/08/10 22:33:32 jahn Exp $
  * $Name:  $
 
 //BOP
@@ -13,39 +13,43 @@
 //EOP
 
 */
-
+#ifdef HAVE_SIGREG
 /*  Here, we get the definition of the FC_NAMEMANGLE() macro. */
 #include "FC_NAMEMANGLE.h"
 
 /* #define FC_NAMEMANGLE(X) X ## _ */
 
+#ifdef HAVE_SIGREG
 #include <stdlib.h>
 #include <stdio.h>
 #include <signal.h>
 #include <errno.h>
 #include <ucontext.h>
 
-int * ip;
+int * sigreg_ip;
 
 static void killhandler(
     unsigned int sn, siginfo_t  si, struct ucontext *sc )
 {
-    *ip = *ip + 1;
+    *sigreg_ip = *sigreg_ip + 1;
     return;
 }
+#endif
 
 /* int main( int argc, char ** argv ) */
 void FC_NAMEMANGLE(sigreg) (int * aip)
 {
-    ip = aip;
+#ifdef HAVE_SIGREG
     struct sigaction s;
+    sigreg_ip = aip;
     s.sa_flags = SA_SIGINFO;
     s.sa_sigaction = (void *)killhandler;
     if(sigaction (SIGTERM,&s,(struct sigaction *)NULL)) {
 	printf("Sigaction returned error = %d\n", errno);
 	exit(0);
     }
+#endif
     return;
 }
-
+#endif