add stdlib.h per bug #1770

diff --git a/cmd/tools/gmlscan.l b/cmd/tools/gmlscan.l
index 44d0c0f6a77dd9a896d9df1f7542222db5a13a70..679ca1ecea0366143cbdf2f25fa5769ff2d2a7de 100644 (file)
--- a/cmd/tools/gmlscan.l
+++ b/cmd/tools/gmlscan.l
@@ -1,6 +1,7 @@
 /* vim:set shiftwidth=4 ts=8: */
 
 %{
+#include <stdlib.h>
 #include <gml2gv.h>
 #include <gmlparse.h>