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--- configure.ac
+++ configure.ac
@@ -45,7 +45,7 @@
fi
dnl libpng requires pow() which may be in libm
AC_SEARCH_LIBS([pow], [m])
- AC_CHECK_LIB([png], [png_check_sig], [
+ AC_CHECK_LIB([png], [png_sig_cmp], [
AC_CHECK_LIB([z], [deflate], [
AC_DEFINE(HAVE_LIBPNG, 1, [Define if libpng is available (-lpng)])
LIBS="-lpng -lz $LIBS"
--- jbig2_image_png.c
+++ jbig2_image_png.c
@@ -33,7 +33,7 @@
{
png_size_t check;
- check = fwrite(data, 1, length, (png_FILE_p)png_ptr->io_ptr);
+ check = fwrite(data, 1, length, (png_FILE_p)png_get_io_ptr(png_ptr));
if (check != length) {
png_error(png_ptr, "Write Error");
}
@@ -43,7 +43,7 @@
jbig2_png_flush(png_structp png_ptr)
{
png_FILE_p io_ptr;
- io_ptr = (png_FILE_p)CVT_PTR((png_ptr->io_ptr));
+ io_ptr = (png_FILE_p)png_get_io_ptr(png_ptr);
if (io_ptr != NULL)
fflush(io_ptr);
}
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