ntdll-SystemRoot_Symlink: Remove patch set.

This patch is just incorrect. wineserver always is case-sensitive unless OBJ_CASE_INSENSITIVE is specified.

For reference, the relevant cygwin code:
https://cygwin.com/git/?p=newlib-cygwin.git;a=blob;f=winsup/cygwin/shared.cc;h=c939e0d0fb88506684038c01c5fd6141c8f130f8;hb=refs/heads/master

patches/eventfd_synchronization/definition

@@ -2,7 +2,6 @@ Fixes: [36692] Many multi-threaded applications have poor performance due to hea
 # Note: the following dependencies are essentially artificial; in particular
 # these patches do not make use of the Staging shared memory infrastructure.
 Depends: server-Shared_Memory
-Depends: ntdll-SystemRoot_Symlink
 Depends: ws2_32-WSACleanup
 Depends: server-Realtime_Priority
 Depends: advapi32-Token_Integrity_Level

patches/ntdll-SystemRoot_Symlink/0001-ntdll-Add-special-handling-for-SystemRoot-to-satisfy.patch

@@ -1,42 +0,0 @@
-From e0b0ac874fbe3dcab53222f38831978f63177602 Mon Sep 17 00:00:00 2001
-From: Sebastian Lackner <sebastian@fds-team.de>
-Date: Mon, 17 Aug 2015 06:17:33 +0200
-Subject: ntdll: Add special handling for \SystemRoot to satisfy MSYS2
- case-insensitive system check.
-
----
- dlls/ntdll/om.c | 11 +++++++++++
- 1 file changed, 11 insertions(+)
-
-diff --git a/dlls/ntdll/om.c b/dlls/ntdll/om.c
-index 0d66867496b..f8f0760de70 100644
---- a/dlls/ntdll/om.c
-+++ b/dlls/ntdll/om.c
-@@ -602,6 +602,7 @@ NTSTATUS WINAPI NtQueryDirectoryObject(HANDLE handle, PDIRECTORY_BASIC_INFORMATI
- NTSTATUS WINAPI NtOpenSymbolicLinkObject( HANDLE *handle, ACCESS_MASK access,
-                                           const OBJECT_ATTRIBUTES *attr)
- {
-+    static const WCHAR SystemRootW[] = {'\\','S','y','s','t','e','m','R','o','o','t'};
-     NTSTATUS ret;
- 
-     TRACE("(%p,0x%08x,%s)\n", handle, access, debugstr_ObjectAttributes(attr));
-@@ -609,6 +610,16 @@ NTSTATUS WINAPI NtOpenSymbolicLinkObject( HANDLE *handle, ACCESS_MASK access,
-     if (!handle) return STATUS_ACCESS_VIOLATION;
-     if ((ret = validate_open_object_attributes( attr ))) return ret;
- 
-+    /* MSYS2 tries to open \\SYSTEMROOT to check for case-insensitive systems */
-+    if (!access && !attr->RootDirectory &&
-+        attr->ObjectName->Length == sizeof(SystemRootW) &&
-+        !wcsnicmp( attr->ObjectName->Buffer, SystemRootW,
-+                   sizeof(SystemRootW)/sizeof(WCHAR) ))
-+    {
-+        TRACE( "returning STATUS_ACCESS_DENIED\n" );
-+        return STATUS_ACCESS_DENIED;
-+    }
-+
-     SERVER_START_REQ(open_symlink)
-     {
-         req->access     = access;
--- 
-2.26.0
-

patches/ntdll-SystemRoot_Symlink/definition

@@ -1 +0,0 @@
-Fixes: Fix detection of case-insensitive systems in MSYS2

patches/patchinstall.sh

@@ -192,7 +192,6 @@ patch_enable_all ()
 	enable_ntdll_SystemExtendedProcessInformation="$1"
 	enable_ntdll_SystemInterruptInformation="$1"
 	enable_ntdll_SystemModuleInformation="$1"
-	enable_ntdll_SystemRoot_Symlink="$1"
 	enable_ntdll_WRITECOPY="$1"
 	enable_ntdll_Zero_mod_name="$1"
 	enable_ntdll_aarch_TEB="$1"
@@ -664,9 +663,6 @@ patch_enable ()
 		ntdll-SystemModuleInformation)
 			enable_ntdll_SystemModuleInformation="$2"
 			;;
-		ntdll-SystemRoot_Symlink)
-			enable_ntdll_SystemRoot_Symlink="$2"
-			;;
 		ntdll-WRITECOPY)
 			enable_ntdll_WRITECOPY="$2"
 			;;
@@ -3873,18 +3869,6 @@ if test "$enable_ntdll_SystemModuleInformation" -eq 1; then
 	) >> "$patchlist"
 fi
 
-# Patchset ntdll-SystemRoot_Symlink
-# |
-# | Modified files:
-# |   *	dlls/ntdll/om.c
-# |
-if test "$enable_ntdll_SystemRoot_Symlink" -eq 1; then
-	patch_apply ntdll-SystemRoot_Symlink/0001-ntdll-Add-special-handling-for-SystemRoot-to-satisfy.patch
-	(
-		printf '%s\n' '+    { "Sebastian Lackner", "ntdll: Add special handling for \\SystemRoot to satisfy MSYS2 case-insensitive system check.", 1 },';
-	) >> "$patchlist"
-fi
-
 # Patchset ntdll-Zero_mod_name
 # |
 # | Modified files: