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diff --git a/nx-X11/extras/freetype2/src/base/ftutil.c b/nx-X11/extras/freetype2/src/base/ftutil.c
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+/***************************************************************************/
+/* */
+/* ftutil.c */
+/* */
+/* FreeType utility file for memory and list management (body). */
+/* */
+/* Copyright 2002, 2004 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_MEMORY_H
+#include FT_LIST_H
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_memory
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** *****/
+ /***** M E M O R Y M A N A G E M E N T *****/
+ /***** *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* documentation is in ftmemory.h */
+
+ FT_BASE_DEF( FT_Error )
+ FT_Alloc( FT_Memory memory,
+ FT_Long size,
+ void* *P )
+ {
+ FT_ASSERT( P != 0 );
+
+ if ( size > 0 )
+ {
+ *P = memory->alloc( memory, size );
+ if ( !*P )
+ {
+ FT_ERROR(( "FT_Alloc:" ));
+ FT_ERROR(( " Out of memory? (%ld requested)\n",
+ size ));
+
+ return FT_Err_Out_Of_Memory;
+ }
+ FT_MEM_ZERO( *P, size );
+ }
+ else
+ *P = NULL;
+
+ FT_TRACE7(( "FT_Alloc:" ));
+ FT_TRACE7(( " size = %ld, block = 0x%08p, ref = 0x%08p\n",
+ size, *P, P ));
+
+ return FT_Err_Ok;
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_QAlloc( FT_Memory memory,
+ FT_Long size,
+ void* *P )
+ {
+ FT_ASSERT( P != 0 );
+
+ if ( size > 0 )
+ {
+ *P = memory->alloc( memory, size );
+ if ( !*P )
+ {
+ FT_ERROR(( "FT_QAlloc:" ));
+ FT_ERROR(( " Out of memory? (%ld requested)\n",
+ size ));
+
+ return FT_Err_Out_Of_Memory;
+ }
+ }
+ else
+ *P = NULL;
+
+ FT_TRACE7(( "FT_QAlloc:" ));
+ FT_TRACE7(( " size = %ld, block = 0x%08p, ref = 0x%08p\n",
+ size, *P, P ));
+
+ return FT_Err_Ok;
+ }
+
+
+ /* documentation is in ftmemory.h */
+
+ FT_BASE_DEF( FT_Error )
+ FT_Realloc( FT_Memory memory,
+ FT_Long current,
+ FT_Long size,
+ void** P )
+ {
+ void* Q;
+
+
+ FT_ASSERT( P != 0 );
+
+ /* if the original pointer is NULL, call FT_Alloc() */
+ if ( !*P )
+ return FT_Alloc( memory, size, P );
+
+ /* if the new block if zero-sized, clear the current one */
+ if ( size <= 0 )
+ {
+ FT_Free( memory, P );
+ return FT_Err_Ok;
+ }
+
+ Q = memory->realloc( memory, current, size, *P );
+ if ( !Q )
+ goto Fail;
+
+ if ( size > current )
+ FT_MEM_ZERO( (char*)Q + current, size - current );
+
+ *P = Q;
+ return FT_Err_Ok;
+
+ Fail:
+ FT_ERROR(( "FT_Realloc:" ));
+ FT_ERROR(( " Failed (current %ld, requested %ld)\n",
+ current, size ));
+ return FT_Err_Out_Of_Memory;
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_QRealloc( FT_Memory memory,
+ FT_Long current,
+ FT_Long size,
+ void** P )
+ {
+ void* Q;
+
+
+ FT_ASSERT( P != 0 );
+
+ /* if the original pointer is NULL, call FT_QAlloc() */
+ if ( !*P )
+ return FT_QAlloc( memory, size, P );
+
+ /* if the new block if zero-sized, clear the current one */
+ if ( size <= 0 )
+ {
+ FT_Free( memory, P );
+ return FT_Err_Ok;
+ }
+
+ Q = memory->realloc( memory, current, size, *P );
+ if ( !Q )
+ goto Fail;
+
+ *P = Q;
+ return FT_Err_Ok;
+
+ Fail:
+ FT_ERROR(( "FT_QRealloc:" ));
+ FT_ERROR(( " Failed (current %ld, requested %ld)\n",
+ current, size ));
+ return FT_Err_Out_Of_Memory;
+ }
+
+
+ /* documentation is in ftmemory.h */
+
+ FT_BASE_DEF( void )
+ FT_Free( FT_Memory memory,
+ void** P )
+ {
+ FT_TRACE7(( "FT_Free:" ));
+ FT_TRACE7(( " Freeing block 0x%08p, ref 0x%08p\n",
+ P, P ? *P : (void*)0 ));
+
+ if ( P && *P )
+ {
+ memory->free( memory, *P );
+ *P = 0;
+ }
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** *****/
+ /***** D O U B L Y L I N K E D L I S T S *****/
+ /***** *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_list
+
+ /* documentation is in ftlist.h */
+
+ FT_EXPORT_DEF( FT_ListNode )
+ FT_List_Find( FT_List list,
+ void* data )
+ {
+ FT_ListNode cur;
+
+
+ cur = list->head;
+ while ( cur )
+ {
+ if ( cur->data == data )
+ return cur;
+
+ cur = cur->next;
+ }
+
+ return (FT_ListNode)0;
+ }
+
+
+ /* documentation is in ftlist.h */
+
+ FT_EXPORT_DEF( void )
+ FT_List_Add( FT_List list,
+ FT_ListNode node )
+ {
+ FT_ListNode before = list->tail;
+
+
+ node->next = 0;
+ node->prev = before;
+
+ if ( before )
+ before->next = node;
+ else
+ list->head = node;
+
+ list->tail = node;
+ }
+
+
+ /* documentation is in ftlist.h */
+
+ FT_EXPORT_DEF( void )
+ FT_List_Insert( FT_List list,
+ FT_ListNode node )
+ {
+ FT_ListNode after = list->head;
+
+
+ node->next = after;
+ node->prev = 0;
+
+ if ( !after )
+ list->tail = node;
+ else
+ after->prev = node;
+
+ list->head = node;
+ }
+
+
+ /* documentation is in ftlist.h */
+
+ FT_EXPORT_DEF( void )
+ FT_List_Remove( FT_List list,
+ FT_ListNode node )
+ {
+ FT_ListNode before, after;
+
+
+ before = node->prev;
+ after = node->next;
+
+ if ( before )
+ before->next = after;
+ else
+ list->head = after;
+
+ if ( after )
+ after->prev = before;
+ else
+ list->tail = before;
+ }
+
+
+ /* documentation is in ftlist.h */
+
+ FT_EXPORT_DEF( void )
+ FT_List_Up( FT_List list,
+ FT_ListNode node )
+ {
+ FT_ListNode before, after;
+
+
+ before = node->prev;
+ after = node->next;
+
+ /* check whether we are already on top of the list */
+ if ( !before )
+ return;
+
+ before->next = after;
+
+ if ( after )
+ after->prev = before;
+ else
+ list->tail = before;
+
+ node->prev = 0;
+ node->next = list->head;
+ list->head->prev = node;
+ list->head = node;
+ }
+
+
+ /* documentation is in ftlist.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_List_Iterate( FT_List list,
+ FT_List_Iterator iterator,
+ void* user )
+ {
+ FT_ListNode cur = list->head;
+ FT_Error error = FT_Err_Ok;
+
+
+ while ( cur )
+ {
+ FT_ListNode next = cur->next;
+
+
+ error = iterator( cur, user );
+ if ( error )
+ break;
+
+ cur = next;
+ }
+
+ return error;
+ }
+
+
+ /* documentation is in ftlist.h */
+
+ FT_EXPORT_DEF( void )
+ FT_List_Finalize( FT_List list,
+ FT_List_Destructor destroy,
+ FT_Memory memory,
+ void* user )
+ {
+ FT_ListNode cur;
+
+
+ cur = list->head;
+ while ( cur )
+ {
+ FT_ListNode next = cur->next;
+ void* data = cur->data;
+
+
+ if ( destroy )
+ destroy( memory, data, user );
+
+ FT_FREE( cur );
+ cur = next;
+ }
+
+ list->head = 0;
+ list->tail = 0;
+ }
+
+
+/* END */
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