--- configure.ac +++ configure.ac @@ -161,7 +161,7 @@ AC_ARG_VAR([png_REQUIRES], [module name for libpng to search for using pkg-config]) if test "x$png_REQUIRES" = x; then # libpng13 is GnuWin32's libpng-1.2.8 :-( - for l in libpng12 libpng13 libpng10 libpng; do + for l in libpng14 libpng12 libpng13 libpng10 libpng; do if $PKG_CONFIG --exists $l ; then png_REQUIRES=$l use_png=yes