Index: head/math/pdal/files/patch-src_PluginManager.cpp
===================================================================
--- head/math/pdal/files/patch-src_PluginManager.cpp	(revision 412747)
+++ head/math/pdal/files/patch-src_PluginManager.cpp	(revision 412748)
@@ -1,11 +1,11 @@
 --- src/PluginManager.cpp.orig	2015-11-25 18:45:33 UTC
 +++ src/PluginManager.cpp
 @@ -58,7 +58,7 @@ namespace
  {
  #if defined(__APPLE__) && defined(__MACH__)
      const std::string dynamicLibraryExtension(".dylib");
 -#elif defined __linux__
-+#elif defined __linux__ || __FreeBSD__
++#elif defined __linux__ || defined __FreeBSD__ || defined __DragonFly__
      const std::string dynamicLibraryExtension(".so");
  #elif defined _WIN32
      const std::string dynamicLibraryExtension(".dll");
Index: head/math/pdal/files/patch-vendor_gtest-1.7.0_include_gtest_internal_gtest-port.h
===================================================================
--- head/math/pdal/files/patch-vendor_gtest-1.7.0_include_gtest_internal_gtest-port.h	(revision 412747)
+++ head/math/pdal/files/patch-vendor_gtest-1.7.0_include_gtest_internal_gtest-port.h	(revision 412748)
@@ -1,28 +1,28 @@
 --- vendor/gtest-1.7.0/include/gtest/internal/gtest-port.h.orig	2016-03-24 21:27:13 UTC
 +++ vendor/gtest-1.7.0/include/gtest/internal/gtest-port.h
 @@ -92,6 +92,7 @@
  // the given platform; otherwise undefined):
  //   GTEST_OS_AIX      - IBM AIX
  //   GTEST_OS_CYGWIN   - Cygwin
 +//   GTEST_OS_FREEBSD     - FreeBSD
  //   GTEST_OS_HPUX     - HP-UX
  //   GTEST_OS_LINUX    - Linux
  //     GTEST_OS_LINUX_ANDROID - Google Android
 @@ -267,6 +268,8 @@
  # define GTEST_OS_OPENBSD 1
  #elif defined __QNX__
  # define GTEST_OS_QNX 1
-+#elif defined __FreeBSD__
++#elif defined __FreeBSD__ || defined __DragonFly__
 +# define GTEST_OS_FREEBSD 1
  #endif  // __CYGWIN__
  
  #ifndef GTEST_LANG_CXX11
 @@ -646,7 +649,7 @@ using ::std::tuple_size;
       (GTEST_OS_MAC && !GTEST_OS_IOS) || GTEST_OS_IOS_SIMULATOR || \
       (GTEST_OS_WINDOWS_DESKTOP && _MSC_VER >= 1400) || \
       GTEST_OS_WINDOWS_MINGW || GTEST_OS_AIX || GTEST_OS_HPUX || \
 -     GTEST_OS_OPENBSD || GTEST_OS_QNX)
 +     GTEST_OS_OPENBSD || GTEST_OS_QNX || GTEST_OS_FREEBSD)
  # define GTEST_HAS_DEATH_TEST 1
  # include <vector>  // NOLINT
  #endif