From 567f839c50207033e488e5f813851352c2043842 Mon Sep 17 00:00:00 2001
From: Erwin Janssen <erwinjanssen@outlook.com>
Date: Thu, 5 Jan 2017 12:16:24 +0100
Subject: [PATCH] Remove unused checks from features/vmalloc

These checks set defines if they succeed, but these defines are never used.
The checks can therefore be removed.
---
 lib/vmalloc/features/vmalloc    | 28 ----------------------------
 windows/include/FEATURE/vmalloc |  4 ----
 2 files changed, 32 deletions(-)

diff --git a/lib/vmalloc/features/vmalloc b/lib/vmalloc/features/vmalloc
index 10d62a8e8..9cecdfcdc 100644
--- a/lib/vmalloc/features/vmalloc
+++ b/lib/vmalloc/features/vmalloc
@@ -7,14 +7,12 @@
 
 lib getpagesize
 hdr stat
-hdr stdlib
 sys stat
 typ ssize_t
 hdr malloc
 lib mallopt
 lib mallinfo
 lib mstats
-hdr dlfcn
 
 std	malloc note{ stuck with standard malloc }end noexecute{
 	_BEGIN_EXTERNS_
@@ -28,29 +26,3 @@ std	malloc note{ stuck with standard malloc }end noexecute{
 	_END_EXTERNS_
 	main() { strdup("yo"); _exit(1); }
 }end
-
-stk down note{ stack grows downward }end execute{
-	static growdown()
-	{	static char*	addr = 0;
-		char		array[4];
-		if(!addr)
-		{	addr = &array[0];
-			return growdown();
-		}
-		else if(addr < &array[0])
-			return 0;
-		else	return 1;	
-	}
-	main() { return growdown() ? 0 : 1; }
-}end
-
-exit    cleanup note{ stuck with standard _cleanup }end execute{
-        #include <stdio.h>
-        _BEGIN_EXTERNS_
-        extern void exit(int);
-        extern void _exit(int);
-        extern void _cleanup();
-        void _cleanup() { _exit(0); }
-        _END_EXTERNS_
-        main() { printf("cleanup\n"); exit(1); }
-}end
diff --git a/windows/include/FEATURE/vmalloc b/windows/include/FEATURE/vmalloc
index 21638933f..1c4e00c1f 100644
--- a/windows/include/FEATURE/vmalloc
+++ b/windows/include/FEATURE/vmalloc
@@ -16,7 +16,3 @@
 
 #undef _hdr_malloc
 #define _hdr_malloc	1	/* #include <malloc.h> ok */
-
-#undef _stk_down
-#define _stk_down	1	/* stack grows downward */
-#endif
-- 
2.40.0