> >> /* #undef HAVE_PNG_H */ > >> /* #undef HAVE_LIBPNG_PNG_H */ > > I think HAVE_LIBPNG_PNG_H is obsolete (grep in sources didn't show any) > > you should instead have HAVE_LIBPNG to 1 (which is the case here in > > cygwin)... :-) > > HAVE_LIBPNG_PNG_H isn't used explicitly, but implicitly in Fl_PNG_Image.cxx as > the alternate header location. It doesn't really matter if we test it, but I > have > added both tests, and it works as I expect. > > Fabien, so far your modifications look pretty good :-) > > I'll commit my addition shortly, please have a look at this one. I think that > it > solves Ian's problem. I can confirm it, if I configure with: > > ../configure --enable-cygwin --enable-threads Thanks, strangely it doesn't change my config.h, but it must be a problem with my cygwin install, so your complement is probably good anyway as it sets HAVE_PNG_H which is directly used in Fl_Image.cxx for sure. Fabien
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