http://aur.archlinux.org/packages.php?ID=10325 --- src/rwpng.c +++ src/rwpng.c @@ -80,7 +80,7 @@ * have used slightly more general png_sig_cmp() function instead */ fread(sig, 1, 8, infile); - if (!png_check_sig(sig, 8)) { + if (png_sig_cmp(sig, 0, 8)) { mainprog_ptr->retval = 21; /* bad signature */ return mainprog_ptr->retval; }