===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/lex/flex.1,v
retrieving revision 1.16
retrieving revision 1.17
diff -u -r1.16 -r1.17
--- src/usr.bin/lex/flex.1	2003/11/18 08:42:47	1.16
+++ src/usr.bin/lex/flex.1	2003/12/09 12:44:17	1.17
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: flex.1,v 1.16 2003/11/18 08:42:47 jmc Exp $
+.\"	$OpenBSD: flex.1,v 1.17 2003/12/09 12:44:17 jmc Exp $
 .\"
 .\" Copyright (c) 1990 The Regents of the University of California.
 .\" All rights reserved.
@@ -2261,7 +2261,9 @@
 to find the next input token.
 The routine is supposed to return the type of the next token
 as well as putting any associated value in the global
-.Fa yylval .
+.Fa yylval ,
+which is defined externally,
+and can be a union or any other complex data structure.
 To use
 .Nm
 with yacc, one specifies the