--- freem/src/shmmgr.h	2025/03/09 19:50:47	1.3
+++ freem/src/shmmgr.h	2025/03/26 15:17:12	1.4
@@ -1,5 +1,5 @@
 /*
- *   $Id: shmmgr.h,v 1.3 2025/03/09 19:50:47 snw Exp $
+ *   $Id: shmmgr.h,v 1.4 2025/03/26 15:17:12 snw Exp $
  *    shared memory manager data structures
  *
  *  
@@ -24,6 +24,9 @@
  *   along with FreeM.  If not, see <https://www.gnu.org/licenses/>.
  *
  *   $Log: shmmgr.h,v $
+ *   Revision 1.4  2025/03/26 15:17:12  snw
+ *   Fall back to global-backed SSVNs when memory-backed globals fail in attempt to fix Tru64
+ *
  *   Revision 1.3  2025/03/09 19:50:47  snw
  *   Second phase of REUSE compliance and header reformat
  *
@@ -118,6 +121,7 @@ typedef struct shm_hdr_t {
     char *argptr;
     long PSIZE;
     long symlen;
+    short use_mb_globals;
     
     /* pid of process currently in transaction */
     /* zero if nobody owns these exclusive rights */