$NetBSD: patch-fixincludes_inclhack.def,v 1.1 2020/05/10 15:02:44 maya Exp $

A workaround for Catalina SDK bug from
https://github.com/Homebrew/homebrew-core/pull/44762

--- fixincludes/inclhack.def.orig	2020-03-04 08:29:59.000000000 +0000
+++ fixincludes/inclhack.def
@@ -1269,6 +1269,28 @@ fix = {
 };
 
 /*
+ *  macOS 10.15 <Availability.h> does not define __OSX_AVAILABLE_STARTING on
+ *  non-clang compilers.
+ */
+fix = {
+    hackname  = darwin_availability;
+    mach      = "*-*-darwin*";
+    files     = Availability.h;
+    select    = "#endif /\\* __OSX_AVAILABLE_STARTING \\*/";
+    c_fix     = format;
+    c_fix_arg = <<- _EOFix_
+	#endif /* __OSX_AVAILABLE_STARTING */
+	#ifndef __OSX_AVAILABLE_STARTING
+	  #define __OSX_AVAILABLE_STARTING(_osx, _ios)
+	  #define __OSX_AVAILABLE_BUT_DEPRECATED(_osxIntro, _osxDep, _iosIntro, _iosDep)
+	  #define __OSX_AVAILABLE_BUT_DEPRECATED_MSG(_osxIntro, _osxDep, _iosIntro, _iosDep, _msg)
+	#endif
+	_EOFix_;
+
+    test_text = "#endif /* __OSX_AVAILABLE_STARTING */";
+};
+
+/*
  *  macOS 10.12 <AvailabilityInternal.h> uses __attribute__((availability))
  *  unconditionally.
  */