Doc: link Internals bigpage to HTML multiple pages.

diff --git a/scm/documentation-generate.scm b/scm/documentation-generate.scm
index 261a9429c8163d3a3b68238b35b125367aea8670..56f86e00d6c459cd5b138d6e7cde0a966032a490 100644 (file)
--- a/scm/documentation-generate.scm
+++ b/scm/documentation-generate.scm
@@ -117,9 +117,16 @@ For LilyPond version @version{}
     (string-append  "@end ifnottex
 
 @ifhtml
+@ifclear bigpage
 This document is also available as a
 @uref{source/Documentation/user/lilypond-internals.pdf,PDF} and as
 @uref{source/Documentation/user/lilypond-internals-big-page.html,one big page}.
+@end ifclear
+@ifset bigpage
+This document is also available as a
+@uref{source/Documentation/user/lilypond-internals.pdf,PDF} and as a
+@uref{source/Documentation/user/lilypond-internals/index.html,HTML indexed multiple pages}.
+@end ifset
 @end ifhtml
 
 This is the Internals Reference (IR) for version "