--- old/src/java.desktop/share/native/libsplashscreen/libpng/png.h	2018-11-27 14:42:42.000000000 -0800
+++ new/src/java.desktop/share/native/libsplashscreen/libpng/png.h	2018-11-27 14:42:42.000000000 -0800
@@ -3266,7 +3266,9 @@
 #ifdef PNG_MIPS_MSA_API_SUPPORTED
 #  define PNG_MIPS_MSA   6 /* HARDWARE: MIPS Msa SIMD instructions supported */
 #endif
-#define PNG_IGNORE_ADLER32 8
+#ifdef PNG_ADLER32_SUPPORTED
+#  define PNG_IGNORE_ADLER32 8
+#endif
 #ifdef PNG_POWERPC_VSX_API_SUPPORTED
 #  define PNG_POWERPC_VSX   10 /* HARDWARE: PowerPC VSX SIMD instructions supported */
 #endif