Unbreak Linux: malloc() needs <cstdlib>

diff --git a/simgear/sound/readwav.cxx b/simgear/sound/readwav.cxx
index 54acda5acd771dc371363160dca6aac3817bed52..84fd81b9031dd0b33ca83b3fa5a723c3674c3630 100644 (file)
--- a/simgear/sound/readwav.cxx
+++ b/simgear/sound/readwav.cxx
@@ -21,6 +21,7 @@
 #include "readwav.hxx"
 
 #include <cassert>
+#include <cstdlib>
 
 #include <zlib.h> // for gzXXX functions