$NetBSD: patch-media_libpng_pngpriv.h,v 1.1 2018/06/28 14:04:10 ryoon Exp $
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Fix _POSIX_SOURCE on SunOS.
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--- a/media/libpng/pngpriv.h.orig 2018-06-05 19:47:32.000000000 +0000
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+++ b/media/libpng/pngpriv.h
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@@ -36,8 +36,10 @@
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* still required (as of 2011-05-02.)
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*/
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#ifndef _POSIX_SOURCE
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+#if !defined(__sun) || (__STDC_VERSION__-0 < 199901L)
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# define _POSIX_SOURCE 1 /* Just the POSIX 1003.1 and C89 APIs */
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#endif
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+#endif
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#ifndef PNG_VERSION_INFO_ONLY
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/* Standard library headers not required by png.h: */
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