--- freem/src/global_bltin.h	2025/04/11 16:23:18	1.12
+++ freem/src/global_bltin.h	2025/04/13 04:22:43	1.13
@@ -1,5 +1,5 @@
 /*
- *   $Id: global_bltin.h,v 1.12 2025/04/11 16:23:18 snw Exp $
+ *   $Id: global_bltin.h,v 1.13 2025/04/13 04:22:43 snw Exp $
  *    built-in global handler header
  *
  *  
@@ -24,6 +24,9 @@
  *   along with FreeM.  If not, see <https://www.gnu.org/licenses/>.
  *
  *   $Log: global_bltin.h,v $
+ *   Revision 1.13  2025/04/13 04:22:43  snw
+ *   Fix snprintf calls
+ *
  *   Revision 1.12  2025/04/11 16:23:18  snw
  *   Avoid re-reading the same block consecutively when possible
  *
@@ -73,6 +76,45 @@
 #define GBL_HDR_BADVERSION 3
 #define GBL_HDR_BADBLOCKSIZE 4
 
+#define ROOT 0L
+
+/* end of line symbol in global module is 30, which is a code not */
+/* otherwise used in subscripts                                   */
+#define g_EOL 30
+
+#define EOL1 EOL
+
+/* numerics (('.'<<1)&037)==28 ; (('-'<<1)&037)==26; */
+#define POINT 28
+#define MINUS 26
+
+/* ALPHA and OMEGA are dummy subscripts in $order processing */
+/* ALPHA sorts before all other subscripts                   */
+/* OMEGA sorts after all other subscripts                    */
+/* e.g. ("abc") -> "abc",OMEGA ; ("abc","") -> "abc",ALPHA   */
+#define OMEGA 29
+#define ALPHA 31
+
+/* length of blocks. status bytes defined as offset to blocklength */
+/*      BLOCKLEN 1024           is defined in mpsdef0 include file */
+#define DATALIM (BLOCKLEN-11)
+#define LLPTR   (BLOCKLEN-10)
+#define NRBLK    LLPTR
+#define COLLA   (BLOCKLEN- 7)
+#define RLPTR   (BLOCKLEN- 6)
+#define FREE     RLPTR
+#define BTYP    (BLOCKLEN- 3)
+#define OFFS    (BLOCKLEN- 2)
+
+/* length of blockpointers in bytes */
+#define PLEN     3
+
+#define EMPTY    0
+#define FBLK     1
+#define POINTER  2
+#define BOTTOM   6
+#define DATA     8
+
 typedef struct global_header {
     
     char magic[5]; /* FRMGL */