* configure.in: check for C language.

[lilypond.git] / configure.in

diff --git a/configure.in b/configure.in
index c86e9197783df5614a25617a8261d9a523511546..1948109ea3a6b3bcdf8b9a73f47939f641bdd4be 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -36,6 +36,7 @@ STEPMAKE_LIB(REQUIRED)
 STEPMAKE_BISON(REQUIRED, 1.25)
 STEPMAKE_FLEX(REQUIRED)
 STEPMAKE_FLEXLEXER(REQUIRED)
+AC_LANG_C
 STEPMAKE_LOCALE
 STEPMAKE_GETTEXT
 STEPMAKE_MSGFMT(REQUIRED)
@@ -66,6 +67,7 @@ STEPMAKE_PROGS(MFTRACE, mftrace, OPTIONAL, 1.0.27)
 
 # new makeinfo for multi-page website docs
 STEPMAKE_PROGS(MAKEINFO, makeinfo, OPTIONAL, 4.6)
+AC_SUBST(MAKEINFO_VERSION)
 
 
 if test "$optimise_b" = yes; then