1 files changed, 17 insertions, 0 deletions
diff --git a/sys/symtab/sthead.x b/sys/symtab/sthead.x
new file mode 100644
index 00000000..f341c934
--- /dev/null
+++ b/sys/symtab/sthead.x
@@ -0,0 +1,17 @@
+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+include	"symtab.h"
+
+# STHEAD -- Return a symstruct pointer to the last symbol entered into the
+# table.  The NULL pointer is returned when the symbol table is empty.
+
+pointer procedure sthead (stp)
+
+pointer	stp			# symtab descriptor
+
+begin
+	if (ST_LASTSYMBOL(stp) == NULL)
+	    return (NULL)
+	else
+	    return (E_USERFIELDS (ST_STABP(stp) + ST_LASTSYMBOL(stp)))
+end