diff --git a/src/libCom/errSymTbl.h b/src/libCom/errSymTbl.h
new file mode 100644
index 000000000..b4691c7dc
--- /dev/null
+++ b/src/libCom/errSymTbl.h
@@ -0,0 +1,23 @@
+
+#ifndef INCerrSymTblh
+#define INCerrSymTblh 1
+
+#ifndef NELEMENTS
+#define NELEMENTS(array)                /* number of elements in an array */ \
+                (sizeof (array) / sizeof ((array) [0]))
+#endif
+#define LOCAL static
+
+typedef struct		/* ERRSYMBOL - entry in symbol table */
+    {
+    char *name;		/* pointer to symbol name */
+    long errNum;	/* errMessage symbol number */
+    } ERRSYMBOL;
+typedef struct		/* ERRSYMTAB - symbol table */
+    {
+    short nsymbols;	/* current number of symbols in table */
+    ERRSYMBOL *symbols;	/* ptr to array of symbol entries */
+    } ERRSYMTAB;
+typedef ERRSYMTAB *ERRSYMTAB_ID;
+
+#endif /* INCerrSymTblh */
diff --git a/src/libCom/error/errSymTbl.h b/src/libCom/error/errSymTbl.h
new file mode 100644
index 000000000..b4691c7dc
--- /dev/null
+++ b/src/libCom/error/errSymTbl.h
@@ -0,0 +1,23 @@
+
+#ifndef INCerrSymTblh
+#define INCerrSymTblh 1
+
+#ifndef NELEMENTS
+#define NELEMENTS(array)                /* number of elements in an array */ \
+                (sizeof (array) / sizeof ((array) [0]))
+#endif
+#define LOCAL static
+
+typedef struct		/* ERRSYMBOL - entry in symbol table */
+    {
+    char *name;		/* pointer to symbol name */
+    long errNum;	/* errMessage symbol number */
+    } ERRSYMBOL;
+typedef struct		/* ERRSYMTAB - symbol table */
+    {
+    short nsymbols;	/* current number of symbols in table */
+    ERRSYMBOL *symbols;	/* ptr to array of symbol entries */
+    } ERRSYMTAB;
+typedef ERRSYMTAB *ERRSYMTAB_ID;
+
+#endif /* INCerrSymTblh */