We use --with-system-libpng in configure options against libpng-1.2.50. 
--- texlive-source-20130823/texk/dvipdfm-x/configure.vine	2013-08-10 22:02:06.000000000 +0900
+++ texlive-source-20130823/texk/dvipdfm-x/configure	2013-08-23 04:42:17.243610092 +0900
@@ -15766,7 +15766,7 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_
 int
 main ()
 {
-png_const_structp png; png_const_infop info; int err;
+png_structp png; png_infop info; int err;
                                   err=png_get_image_width(png, info);
   ;
   return 0;
--- texlive-source-20130823/texk/dvipdfm-x/configure.ac.vine	2013-08-10 22:02:06.000000000 +0900
+++ texlive-source-20130823/texk/dvipdfm-x/configure.ac	2013-08-23 04:41:00.326093739 +0900
@@ -75,7 +75,7 @@ AC_LINK_IFELSE([AC_LANG_PROGRAM([[#inclu
 
 KPSE_ADD_FLAGS([libpng])
 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <png.h>]],
-                                [[png_const_structp png; png_const_infop info; int err;
+                                [[png_structp png; png_infop info; int err;
                                   err=png_get_image_width(png, info);]])],
                [],
                [AC_MSG_ERROR([Sorry, you need libpng])])