JSBSim updates. This update changes the file format, so an update of the base

[flightgear.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 51166bb33f66c8d0f72d74d9b0f943ddff9271e0..1ff028228f7113056006d47aefeb74259fcdd868 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -486,7 +486,13 @@ int main() {
 ],
   AC_MSG_RESULT(yes),
   [AC_MSG_RESULT(wrong version);
-   AC_MSG_ERROR([Install metakit 2.4.3 or later first...])],
+   AC_MSG_ERROR([
+
+Install metakit 2.4.3 or later first.
+
+Or, the compiler may not be finding your libmk4.so library.
+Please check the config.log file for specific details of the
+failure if you believe you have the correct metakit version.])],
   AC_MSG_RESULT(yes)
 )
 LIBS="$saved_LIBS"
@@ -591,6 +597,8 @@ AC_CONFIG_FILES([ \
        src/Objects/Makefile \
        src/Scenery/Makefile \
        src/Sound/Makefile \
+       src/Systems/Makefile \
+       src/Systems/Vacuum/Makefile \
        src/Time/Makefile \
        src/WeatherCM/Makefile \
        tests/Makefile \