Polynomial.hh - Make LilyPond compile w/ musl libc

[lilypond.git] / flower / include / polynomial.hh

diff --git a/flower/include/polynomial.hh b/flower/include/polynomial.hh
index 927b5672c87613b1312b955afd03879dab91f8af..1724ab82a21cd956f816f1348c446319cbfaac7b 100644 (file)
--- a/flower/include/polynomial.hh
+++ b/flower/include/polynomial.hh
@@ -24,6 +24,7 @@
 #ifndef POLY_H
 #define POLY_H
 
+#include <sys/types.h>
 #include "std-vector.hh"
 #include "arithmetic-operator.hh"
 #include "real.hh"