Hi Johannes, When trying to compile dillo2 in OSX, FLTK2 compiles OK, dw's fltkviewbase.hh needs an time.h include and I get this error: isc.Tpo -c -o libDw_fltk_a-fltkmisc.o `test -f 'fltkmisc.cc' || echo './'`fltkmisc.cc fltkmisc.cc: In function 'int dw::fltk::misc::screenWidth()': fltkmisc.cc:34: error: 'xdisplay' is not a member of 'fltk' fltkmisc.cc:34: error: 'xscreen' is not a member of 'fltk' fltkmisc.cc:34: error: 'DisplayWidth' was not declared in this scope fltkmisc.cc: In function 'int dw::fltk::misc::screenHeight()': fltkmisc.cc:39: error: 'xdisplay' is not a member of 'fltk' fltkmisc.cc:39: error: 'xscreen' is not a member of 'fltk' fltkmisc.cc:39: error: 'DisplayHeight' was not declared in this scope fltkmisc.cc: In function 'void dw::fltk::misc::warpPointer(int, int)': fltkmisc.cc:44: error: 'xdisplay' is not a member of 'fltk' fltkmisc.cc:44: error: 'None' was not declared in this scope fltkmisc.cc:45: error: 'xdisplay' is not a member of 'fltk' fltkmisc.cc:45: error: 'xscreen' is not a member of 'fltk' fltkmisc.cc:45: error: 'RootWindow' was not declared in this scope fltkmisc.cc:46: error: 'XWarpPointer' was not declared in this scope make[1]: *** [libDw_fltk_a-fltkmisc.o] Error 1 make: *** [all-recursive] Error 1 Do you know the proper solution for this? -- Cheers Jorge.-