Disable setting cache_max when libpng version is older than 1.4.0

diff --git a/coders/png.c b/coders/png.c
index e40c9c95822f36a294b717374b0c86c8396dc925..e5527cae2a021d1be964ec627d7800c893f30d16 100644 (file)
--- a/coders/png.c
+++ b/coders/png.c
@@ -2288,10 +2288,12 @@ static Image *ReadOnePNGImage(MngInfo *mng_info,
 #endif
 
 #ifdef PNG_SET_USER_LIMITS_SUPPORTED
+#  if (PNG_LIBPNG_VER >= 10400)
     /* Limit the size of the chunk storage cache used for sPLT, text,
      * and unknown chunks, and for expansion of iTXt, zTXt, and iCCP chunks.
      */
     png_set_chunk_cache_max(ping, 65536);
+#  endif
 #endif
 
 #ifdef PNG_READ_CHECK_FOR_INVALID_INDEX_SUPPORTED