(process_music): use is_markup()

[lilypond.git] / lily / stanza-number-engraver.cc

diff --git a/lily/stanza-number-engraver.cc b/lily/stanza-number-engraver.cc
index 01c1be0039b1a011b2e33941e97233395a928068..efbcc6d26cf4c0dfcfe121e5a75580c7dd7bfb75 100644 (file)
--- a/lily/stanza-number-engraver.cc
+++ b/lily/stanza-number-engraver.cc
@@ -8,6 +8,7 @@
 
 #include "engraver.hh"
 #include "side-position-interface.hh"
+#include "text-interface.hh"
 
 class Stanza_number_engraver : public Engraver
 {