diff --git a/reactos/ntoskrnl/ex/efi.c b/reactos/ntoskrnl/ex/efi.c
index 7ab09272057..38c6c01ab43 100644
--- a/reactos/ntoskrnl/ex/efi.c
+++ b/reactos/ntoskrnl/ex/efi.c
@@ -32,7 +32,6 @@ NtAddDriverEntry(IN PEFI_DRIVER_ENTRY Entry,
     return STATUS_NOT_IMPLEMENTED;
 }
 
-
 NTSTATUS
 NTAPI
 NtDeleteBootEntry(IN ULONG Id)
diff --git a/reactos/ntoskrnl/ex/sysinfo.c b/reactos/ntoskrnl/ex/sysinfo.c
index 8e424b93a56..9b4b1a42460 100644
--- a/reactos/ntoskrnl/ex/sysinfo.c
+++ b/reactos/ntoskrnl/ex/sysinfo.c
@@ -336,6 +336,33 @@ NtSetSystemEnvironmentValue (IN	PUNICODE_STRING	VariableName,
   return Status;
 }
 
+NTSTATUS
+NTAPI
+NtEnumerateSystemEnvironmentValuesEx(IN ULONG InformationClass,
+                                     IN PVOID Buffer,
+                                     IN ULONG BufferLength)
+{
+    UNIMPLEMENTED;
+    return STATUS_NOT_IMPLEMENTED;
+}
+
+NTSTATUS
+NTAPI
+NtQuerySystemEnvironmentValueEx(IN PUNICODE_STRING VariableName,
+                                IN LPGUID VendorGuid)
+{
+    UNIMPLEMENTED;
+    return STATUS_NOT_IMPLEMENTED;
+}
+
+NTSTATUS
+NTAPI
+NtSetSystemEnvironmentValueEx(IN PUNICODE_STRING VariableName,
+                              IN LPGUID VendorGuid)
+{
+    UNIMPLEMENTED;
+    return STATUS_NOT_IMPLEMENTED;
+}
 
 /* --- Query/Set System Information --- */
 
diff --git a/reactos/ntoskrnl/ntoskrnl.def b/reactos/ntoskrnl/ntoskrnl.def
index be163158309..db8458c0d75 100644
--- a/reactos/ntoskrnl/ntoskrnl.def
+++ b/reactos/ntoskrnl/ntoskrnl.def
@@ -1327,7 +1327,6 @@ ZwCreateKey@28
 ZwCreateSection@28
 ZwCreateSymbolicLinkObject@16
 ZwCreateTimer@16
-ZwDeleteBootEntry@4
 ZwDeleteFile@4
 ZwDeleteKey@4
 ZwDeleteValueKey@8
diff --git a/reactos/ntoskrnl/se/audit.c b/reactos/ntoskrnl/se/audit.c
index 2dbcef2ffc7..2cc17f432bf 100644
--- a/reactos/ntoskrnl/se/audit.c
+++ b/reactos/ntoskrnl/se/audit.c
@@ -183,9 +183,9 @@ SeLocateProcessImageName(IN PEPROCESS Process,
 /* FUNCTIONS ****************************************************************/
 
 NTSTATUS
-STDCALL
+NTAPI
 NtAccessCheckAndAuditAlarm(IN PUNICODE_STRING SubsystemName,
-                           IN PVOID HandleId,
+                           IN HANDLE HandleId,
                            IN PUNICODE_STRING ObjectTypeName,
                            IN PUNICODE_STRING ObjectName,
                            IN PSECURITY_DESCRIPTOR SecurityDescriptor,
@@ -196,8 +196,8 @@ NtAccessCheckAndAuditAlarm(IN PUNICODE_STRING SubsystemName,
                            OUT PNTSTATUS AccessStatus,
                            OUT PBOOLEAN GenerateOnClose)
 {
-  UNIMPLEMENTED;
-  return(STATUS_NOT_IMPLEMENTED);
+    UNIMPLEMENTED;
+    return STATUS_NOT_IMPLEMENTED;
 }
 
 
diff --git a/reactos/ntoskrnl/se/semgr.c b/reactos/ntoskrnl/se/semgr.c
index a579ac2fce8..4b795e9cd3a 100644
--- a/reactos/ntoskrnl/se/semgr.c
+++ b/reactos/ntoskrnl/se/semgr.c
@@ -1146,24 +1146,6 @@ NtAccessCheck(IN PSECURITY_DESCRIPTOR SecurityDescriptor,
   return Status;
 }
 
-NTSTATUS
-NTAPI
-NtAccessCheckAndAuditAlarm(IN PUNICODE_STRING SubsystemName,
-                           IN HANDLE HandleId,
-                           IN PUNICODE_STRING ObjectTypeName,
-                           IN PUNICODE_STRING ObjectName,
-                           IN PSECURITY_DESCRIPTOR SecurityDescriptor,
-                           IN ACCESS_MASK DesiredAccess,
-                           IN PGENERIC_MAPPING GenericMapping,
-                           IN BOOLEAN ObjectCreation,
-                           OUT PACCESS_MASK GrantedAccess,
-                           OUT PNTSTATUS AccessStatus,
-                           OUT PBOOLEAN GenerateOnClose)
-{
-    UNIMPLEMENTED;
-    return STATUS_NOT_IMPLEMENTED;
-}
-
 NTSTATUS
 NTAPI
 NtAccessCheckByType(IN PSECURITY_DESCRIPTOR SecurityDescriptor,