1 /** 2 * D header file for C99. 3 * 4 * $(C_HEADER_DESCRIPTION pubs.opengroup.org/onlinepubs/009695399/basedefs/_stddef.h.html, _stddef.h) 5 * 6 * Copyright: Copyright Sean Kelly 2005 - 2009. 7 * License: Distributed under the 8 * $(LINK2 http://www.boost.org/LICENSE_1_0.txt, Boost Software License 1.0). 9 * (See accompanying file LICENSE) 10 * Authors: Sean Kelly 11 * Source: $(DRUNTIMESRC core/stdc/_stddef.d) 12 * Standards: ISO/IEC 9899:1999 (E) 13 */ 14 15 module core.stdc.stddef; 16 17 extern (C): 18 @trusted: // Types only. 19 nothrow: 20 @nogc: 21 22 /// 23 alias nullptr_t = typeof(null); 24 25 // size_t and ptrdiff_t are defined in the object module. 26 version(Windows)27version (Windows) 28 { 29 /// 30 alias wchar wchar_t; 31 } version(Posix)32else version (Posix) 33 { 34 /// 35 alias dchar wchar_t; 36 } 37