--- freem/src/symtab_bltin.c	2025/03/09 19:50:47	1.4
+++ freem/src/symtab_bltin.c	2025/03/24 04:13:11	1.6
@@ -1,5 +1,5 @@
 /*
- *   $Id: symtab_bltin.c,v 1.4 2025/03/09 19:50:47 snw Exp $
+ *   $Id: symtab_bltin.c,v 1.6 2025/03/24 04:13:11 snw Exp $
  *      FreeM local system table and user-defined special variable table 
  *
  *  
@@ -24,6 +24,12 @@
  *   along with FreeM.  If not, see <https://www.gnu.org/licenses/>.
  *
  *   $Log: symtab_bltin.c,v $
+ *   Revision 1.6  2025/03/24 04:13:11  snw
+ *   Replace action macro dat with fra_dat to avoid symbol conflict on OS/2
+ *
+ *   Revision 1.5  2025/03/24 02:01:41  snw
+ *   Work around some OS/2 incompatibilities in symbol table code
+ *
  *   Revision 1.4  2025/03/09 19:50:47  snw
  *   Second phase of REUSE compliance and header reformat
  *
@@ -52,7 +58,7 @@ symbol-table calls */
 short restoring_consts = FALSE;
 int semid_symtab;
 
-#if !defined(__OpenBSD__) && !defined(__APPLE__)
+#if !defined(__OpenBSD__) && !defined(__APPLE__) && !defined(__OS2__)
 union semun {
     int              val;    /* Value for SETVAL */
     struct semid_ds *buf;    /* Buffer for IPC_STAT, IPC_SET */
@@ -943,7 +949,7 @@ old0:				/* entry from getinc */
             /* end of set_sym section */
 
             
-            case dat:
+            case fra_dat:
 
 
                 /* note: we assume EOL<DELIM<ASCII */