Modified Patch #745620: build shared lib as ".so" for NetBSD.
diff --git a/configure.in b/configure.in
index 4d3af9d..a5de444 100644
--- a/configure.in
+++ b/configure.in
@@ -498,7 +498,7 @@
 	  BLDLIBRARY='-Wl,-rpath,$(LIBDIR) -L. -lpython$(VERSION)'
 	  RUNSHARED=LD_LIBRARY_PATH=`pwd`:$LD_LIBRARY_PATH
           ;;
-    Linux*|GNU*)
+    Linux*|GNU*|NetBSD*)
 	  LDLIBRARY='libpython$(VERSION).so'
 	  BLDLIBRARY='-L. -lpython$(VERSION)'
 	  RUNSHARED=LD_LIBRARY_PATH=`pwd`:$LD_LIBRARY_PATH