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diff --git a/src/3rdparty/libpng/pnglibconf.h b/src/3rdparty/libpng/pnglibconf.h
index b4ec3c3..f0fdcf8 100644
--- a/src/3rdparty/libpng/pnglibconf.h
+++ b/src/3rdparty/libpng/pnglibconf.h
@@ -27,7 +27,9 @@
#define PNG_CHECK_FOR_INVALID_INDEX_SUPPORTED
#define PNG_COLORSPACE_SUPPORTED
#define PNG_CONSOLE_IO_SUPPORTED
+#ifndef _WIN32_WCE
#define PNG_CONVERT_tIME_SUPPORTED
+#endif
#define PNG_EASY_ACCESS_SUPPORTED
/*#undef PNG_ERROR_NUMBERS_SUPPORTED*/
#define PNG_ERROR_TEXT_SUPPORTED
@@ -106,12 +108,14 @@
#define PNG_SET_OPTION_SUPPORTED
#define PNG_SET_UNKNOWN_CHUNKS_SUPPORTED
#define PNG_SET_USER_LIMITS_SUPPORTED
+#ifndef _WIN32_WCE
#define PNG_SIMPLIFIED_READ_AFIRST_SUPPORTED
#define PNG_SIMPLIFIED_READ_BGR_SUPPORTED
#define PNG_SIMPLIFIED_READ_SUPPORTED
#define PNG_SIMPLIFIED_WRITE_AFIRST_SUPPORTED
#define PNG_SIMPLIFIED_WRITE_BGR_SUPPORTED
#define PNG_SIMPLIFIED_WRITE_SUPPORTED
+#endif
#define PNG_STDIO_SUPPORTED
#define PNG_STORE_UNKNOWN_CHUNKS_SUPPORTED
#define PNG_TEXT_SUPPORTED
diff --git a/src/3rdparty/libpng/pngpriv.h b/src/3rdparty/libpng/pngpriv.h
index 5980a3f..7185444 100644
--- a/src/3rdparty/libpng/pngpriv.h
+++ b/src/3rdparty/libpng/pngpriv.h
@@ -23,6 +23,12 @@
#ifndef PNGPRIV_H
#define PNGPRIV_H
+#ifdef _MSC_VER
+# ifndef _CRT_SECURE_NO_DEPRECATE
+# define _CRT_SECURE_NO_DEPRECATE
+# endif
+#endif
+
/* Feature Test Macros. The following are defined here to ensure that correctly
* implemented libraries reveal the APIs libpng needs to build and hide those
* that are not needed and potentially damaging to the compilation.
@@ -215,6 +221,11 @@
# endif
#endif /* Setting PNG_BUILD_DLL if required */
+/* Modfied for usage in Qt: Do not export the libpng APIs */
+#ifdef PNG_BUILD_DLL
+#undef PNG_BUILD_DLL
+#endif
+
/* See pngconf.h for more details: the builder of the library may set this on
* the command line to the right thing for the specific compilation system or it
* may be automagically set above (at present we know of no system where it does
@@ -426,6 +437,9 @@
#if defined(WIN32) || defined(_Windows) || defined(_WINDOWS) || \
defined(_WIN32) || defined(__WIN32__)
# include <windows.h> /* defines _WINDOWS_ macro */
+# if defined(WINAPI_FAMILY) && (WINAPI_FAMILY==WINAPI_FAMILY_APP || WINAPI_FAMILY==WINAPI_FAMILY_PHONE_APP)
+# define _WINRT_ /* Define a macro for Windows Runtime builds */
+# endif
#endif
#endif /* PNG_VERSION_INFO_ONLY */
@@ -436,7 +450,7 @@
/* Memory model/platform independent fns */
#ifndef PNG_ABORT
-# ifdef _WINDOWS_
+# if (defined(_WINDOWS_) || defined(_WIN32_WCE)) && !defined(_WINRT_)
# define PNG_ABORT() ExitProcess(0)
# else
# define PNG_ABORT() abort()
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