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-rw-r--r--configure.ac2
1 files changed, 2 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index f29d711..7191391 100644
--- a/configure.ac
+++ b/configure.ac
@@ -75,6 +75,8 @@ case "$with_gtk" in
;;
esac
+AC_SUBST(GTK_API_VERSION)
+
AC_CHECK_HEADERS(unistd.h)
AC_CHECK_HEADERS(crypt.h sys/select.h)
AC_CHECK_FUNCS(select fcntl uname nice setpriority getcwd getwd putenv sbrk)