--- /dev/null
+--- a/3rdparty/libpng/pngpriv.h
++++ b/3rdparty/libpng/pngpriv.h
+@@ -214,7 +214,7 @@
+ # endif
+ #endif
+
+-#if PNG_INTEL_SSE_OPT > 0
++#if defined(PNG_INTEL_SSE_OPT) && PNG_INTEL_SSE_OPT > 0
+ # ifndef PNG_INTEL_SSE_IMPLEMENTATION
+ # if defined(__SSE4_1__) || defined(__AVX__)
+ /* We are not actually using AVX, but checking for AVX is the best
+@@ -547,7 +547,7 @@
+
+ /* Memory model/platform independent fns */
+ #ifndef PNG_ABORT
+-# ifdef _WINDOWS_
++# if defined(_WINDOWS_) && !defined(WINRT)
+ # define PNG_ABORT() ExitProcess(0)
+ # else
+ # define PNG_ABORT() abort()
+@@ -1340,7 +1340,7 @@ PNG_INTERNAL_FUNCTION(void,png_read_filter_row_paeth4_vsx,(png_row_infop
+ row_info, png_bytep row, png_const_bytep prev_row),PNG_EMPTY);
+ #endif
+
+-#if PNG_INTEL_SSE_IMPLEMENTATION > 0
++#if defined(PNG_INTEL_SSE_IMPLEMENTATION) && PNG_INTEL_SSE_IMPLEMENTATION > 0
+ PNG_INTERNAL_FUNCTION(void,png_read_filter_row_sub3_sse2,(png_row_infop
+ row_info, png_bytep row, png_const_bytep prev_row),PNG_EMPTY);
+ PNG_INTERNAL_FUNCTION(void,png_read_filter_row_sub4_sse2,(png_row_infop
+@@ -2099,7 +2099,7 @@ PNG_INTERNAL_FUNCTION(void, png_init_filter_functions_msa,
+ (png_structp png_ptr, unsigned int bpp), PNG_EMPTY);
+ #endif
+
+-# if PNG_INTEL_SSE_IMPLEMENTATION > 0
++# if defined(PNG_INTEL_SSE_IMPLEMENTATION) && PNG_INTEL_SSE_IMPLEMENTATION > 0
+ PNG_INTERNAL_FUNCTION(void, png_init_filter_functions_sse2,
+ (png_structp png_ptr, unsigned int bpp), PNG_EMPTY);
+ # endif
\ No newline at end of file
# endif
#endif
-#if PNG_INTEL_SSE_OPT > 0
+#if defined(PNG_INTEL_SSE_OPT) && PNG_INTEL_SSE_OPT > 0
# ifndef PNG_INTEL_SSE_IMPLEMENTATION
# if defined(__SSE4_1__) || defined(__AVX__)
/* We are not actually using AVX, but checking for AVX is the best
/* Memory model/platform independent fns */
#ifndef PNG_ABORT
-# ifdef _WINDOWS_
+# if defined(_WINDOWS_) && !defined(WINRT)
# define PNG_ABORT() ExitProcess(0)
# else
# define PNG_ABORT() abort()
row_info, png_bytep row, png_const_bytep prev_row),PNG_EMPTY);
#endif
-#if PNG_INTEL_SSE_IMPLEMENTATION > 0
+#if defined(PNG_INTEL_SSE_IMPLEMENTATION) && PNG_INTEL_SSE_IMPLEMENTATION > 0
PNG_INTERNAL_FUNCTION(void,png_read_filter_row_sub3_sse2,(png_row_infop
row_info, png_bytep row, png_const_bytep prev_row),PNG_EMPTY);
PNG_INTERNAL_FUNCTION(void,png_read_filter_row_sub4_sse2,(png_row_infop
(png_structp png_ptr, unsigned int bpp), PNG_EMPTY);
#endif
-# if PNG_INTEL_SSE_IMPLEMENTATION > 0
+# if defined(PNG_INTEL_SSE_IMPLEMENTATION) && PNG_INTEL_SSE_IMPLEMENTATION > 0
PNG_INTERNAL_FUNCTION(void, png_init_filter_functions_sse2,
(png_structp png_ptr, unsigned int bpp), PNG_EMPTY);
# endif