Use the density values from the environment subsystem, to properly handle

[flightgear.git] / src / FDM / Balloon / Makefile.am

diff --git a/src/FDM/Balloon/Makefile.am b/src/FDM/Balloon/Makefile.am
index 2d4ac60c7f539f62bad02f3a811224b2488a2f8c..7fb7d6ae82145115e9b121253cc05d6c9c5c6730 100644 (file)
--- a/src/FDM/Balloon/Makefile.am
+++ b/src/FDM/Balloon/Makefile.am
@@ -2,4 +2,8 @@ noinst_LIBRARIES = libBalloon.a
 
 libBalloon_a_SOURCES = BalloonSim.cpp BalloonSim.h
 
+if OLD_AUTOMAKE
 INCLUDES += -I$(top_srcdir) -I$(top_srcdir)/src
+else
+INCLUDES = -I$(top_srcdir) -I$(top_srcdir)/src
+endif