PNGARG             85 3rdparty/libpng/pngconf.h #    define PNGARG(arglist) OF(arglist)
PNGARG             89 3rdparty/libpng/pngconf.h #      define PNGARG(arglist) ()
PNGARG             91 3rdparty/libpng/pngconf.h #      define PNGARG(arglist) arglist