png_snprintf6    1452 extra_lib/include/png/pngconf.h #      define png_snprintf6 _snprintf
png_snprintf6    1456 extra_lib/include/png/pngconf.h #      define png_snprintf6 snprintf
png_snprintf6    1466 extra_lib/include/png/pngconf.h #    define png_snprintf6(s1,n,fmt,x1,x2,x3,x4,x5,x6) \