alias PDAL_DLL => PDAL_EXPORT for PDAL 2.9+

Author: hobu

src/pdal/plang/Environment.hpp

@@ -54,6 +54,9 @@
 #define NPY_API_SYMBOL_ATTRIBUTE
 #define NPY_NO_DEPRECATED_API NPY_1_22_API_VERSION
 
+// PDAL renamed this but it is not aliased on windows for PDAL 2.9
+#   define PDAL_DLL     PDAL_EXPORT
+
 namespace pdal
 {
 namespace plang

src/pdal/plang/Invocation.hpp

@@ -42,6 +42,9 @@
 #include <pdal/Dimension.hpp>
 #include <pdal/PointView.hpp>
 
+// PDAL renamed this but it is not aliased on windows for PDAL 2.9
+#   define PDAL_DLL     PDAL_EXPORT
+
 namespace pdal
 {
 namespace plang

src/pdal/plang/Script.hpp

@@ -38,6 +38,9 @@
 
 #include <pdal/Options.hpp>
 
+// PDAL renamed this but it is not aliased on windows for PDAL 2.9
+#   define PDAL_DLL     PDAL_EXPORT
+
 namespace pdal
 {
 namespace plang