changes to enable building on NetBSD

bison.pri

@@ -22,6 +22,10 @@ unix:freebsd-g++ {
   QMAKE_YACC = /usr/local/bin/bison
 }
 
+unix:netbsd* {
+  QMAKE_YACC = /usr/pkg/bin/bison
+}
+
 unix:linux* {
   exists(/usr/bin/bison) {
     QMAKE_YACC = /usr/bin/bison

boost.pri

@@ -52,7 +52,8 @@ boost {
     unix {
       BMT_TEST1 = /usr/lib64/libboost*thread-mt*
       BMT_TEST2 = /usr/lib/libboost*thread-mt*
-      exists($$BMT_TEST1)|exists($$BMT_TEST2) {
+      BMT_TEST3 = /usr/pkg/lib/libboost*thread-mt* # netbsd
+      exists($$BMT_TEST1)|exists($$BMT_TEST2)|exists($$BMT_TEST3) {
         BOOST_LINK_FLAGS = -lboost_thread-mt -lboost_program_options-mt
       }
     }

eigen2.pri

@@ -29,6 +29,7 @@ eigen2 {
     freebsd-g++: EIGEN2_INCLUDEPATH = /usr/local/include/eigen2
     macx: EIGEN2_INCLUDEPATH = /opt/local/include/eigen2
     linux*: EIGEN2_INCLUDEPATH = /usr/include/eigen2
+    netbsd*: EIGEN2_INCLUDEPATH = /usr/pkg/include/eigen2
   }
 
   # eigen2 being under 'include/eigen2' needs special prepending

flex.pri

@@ -13,6 +13,10 @@ unix:freebsd-g++ {
   QMAKE_LEX = /usr/local/bin/flex
 }
 
+unix:netbsd* {
+  QMAKE_LEX = /usr/pkg/bin/flex
+}
+
 unix:linux* {
   exists(/usr/bin/flex) {
     QMAKE_LEX = /usr/bin/flex

openscad.pro

@@ -86,6 +86,15 @@ linux*:exists(/usr/lib64/libGLU*)|linux*:exists(/usr/lib/libGLU*) {
   LIBS += -lGLU
 }
 
+netbsd* {
+   LIBS += -L/usr/X11R7/lib
+   QMAKE_LFLAGS += -Wl,-R/usr/X11R7/lib
+   QMAKE_LFLAGS += -Wl,-R/usr/pkg/lib
+   !isEmpty(OPENSCAD_LIBDIR) {
+     QMAKE_LFLAGS += -Wl,-R$$OPENSCAD_LIBDIR/lib
+   }
+}
+
 # See Dec 2011 OpenSCAD mailing list, re: CGAL/GCC bugs.
 *g++* {
   QMAKE_CXXFLAGS *= -fno-strict-aliasing

tests/CMakeLists.txt

@@ -219,6 +219,11 @@ if(${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD")
   set(FLEX_EXECUTABLE /usr/local/bin/flex)
 endif()
 
+if(${CMAKE_SYSTEM_NAME} MATCHES "NetBSD")
+  include_directories(/usr/pkg/include)
+  set(FLEX_EXECUTABLE /usr/pkg/bin/flex)
+endif()
+
 find_package(FLEX REQUIRED)
 # The COMPILE_FLAGS and forced C++ compiler is just to be compatible with qmake
 if (WIN32)