ntdll: Declare some functions static

[Andrew Talbot]

Changelog:
    ntdll: Declare some functions static.

diff -urN a/dlls/ntdll/exception.c b/dlls/ntdll/exception.c
--- a/dlls/ntdll/exception.c	2007-01-10 22:13:12.000000000 +0000
+++ b/dlls/ntdll/exception.c	2007-01-17 20:11:06.000000000 +0000
@@ -374,7 +374,7 @@
 /***********************************************************************
  *		RtlRaiseException (NTDLL.@)
  */
-void WINAPI __regs_RtlRaiseException( EXCEPTION_RECORD *rec, CONTEXT *context )
+static void WINAPI __regs_RtlRaiseException( EXCEPTION_RECORD *rec, CONTEXT *context )
 {
     NTSTATUS status = raise_exception( rec, context, TRUE );
     if (status != STATUS_SUCCESS)
@@ -624,7 +624,7 @@
  * ntdll-specific implementation to avoid depending on kernel functions.
  * Can be removed once ntdll.spec no longer contains stubs.
  */
-void __wine_spec_unimplemented_stub( const char *module, const char *function )
+static void __wine_spec_unimplemented_stub( const char *module, const char *function )
 {
     EXCEPTION_RECORD record;