20 #ifndef GEOS_IDX_CHAIN_MONOTONECHAINSELECTACTION_H
21 #define GEOS_IDX_CHAIN_MONOTONECHAINSELECTACTION_H
23 #include <geos/export.h>
24 #include <geos/geom/LineSegment.h>
25 #include <geos/geom/Envelope.h>
79 #endif // GEOS_IDX_CHAIN_MONOTONECHAINSELECTACTION_H