diff --git a/include/msvcrt/stdlib.h b/include/msvcrt/stdlib.h
new file mode 100644
index 0000000..11736f9
--- /dev/null
+++ b/include/msvcrt/stdlib.h
@@ -0,0 +1,224 @@
+/*
+ * Standard library definitions
+ *
+ * Derived from the mingw header written by Colin Peters.
+ * Modified for Wine use by Jon Griffiths and Francois Gouget.
+ * This file is in the public domain.
+ */
+#ifndef __WINE_STDLIB_H
+#define __WINE_STDLIB_H
+
+#include "winnt.h"
+
+#ifdef USE_MSVCRT_PREFIX
+#define MSVCRT(x)    MSVCRT_##x
+#else
+#define MSVCRT(x)    x
+#endif
+
+
+#ifndef USE_MSVCRT_PREFIX
+#define EXIT_SUCCESS        0
+#define EXIT_FAILURE        -1
+#define RAND_MAX            0x7FFF
+#else
+#define MSVCRT_RAND_MAX     0x7FFF
+#endif /* USE_MSVCRT_PREFIX */
+
+#ifndef _MAX_PATH
+#define _MAX_DRIVE          3
+#define _MAX_FNAME          256
+#define _MAX_DIR            _MAX_FNAME
+#define _MAX_EXT            _MAX_FNAME
+#define _MAX_PATH           260
+#endif
+
+
+#ifndef MSVCRT_SIZE_T_DEFINED
+typedef unsigned int MSVCRT(size_t);
+#define MSVCRT_SIZE_T_DEFINED
+#endif
+
+typedef struct MSVCRT(_div_t) {
+    int quot;
+    int rem;
+} MSVCRT(div_t);
+
+typedef struct MSVCRT(_ldiv_t) {
+    long quot;
+    long rem;
+} MSVCRT(ldiv_t);
+
+
+#define __max(a,b) (((a) > (b)) ? (a) : (b))
+#define __min(a,b) (((a) < (b)) ? (a) : (b))
+#ifndef __cplusplus
+#define max(a,b)   (((a) > (b)) ? (a) : (b))
+#define min(a,b)   (((a) < (b)) ? (a) : (b))
+#endif
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern unsigned int*         __p__osver();
+extern unsigned int*         __p__winver();
+extern unsigned int*         __p__winmajor();
+extern unsigned int*         __p__winminor();
+#define _osver             (*__p__osver())
+#define _winver            (*__p__winver())
+#define _winmajor          (*__p__winmajor())
+#define _winminor          (*__p__winminor())
+
+extern int*                  __p___argc(void);
+extern char***               __p___argv(void);
+extern WCHAR***              __p___wargv(void);
+extern char***               __p__environ(void);
+extern WCHAR***              __p__wenviron(void);
+extern int*                  __p___mb_cur_max(void);
+extern unsigned long*        __doserrno(void);
+extern unsigned int*         __p__fmode(void);
+/* FIXME: We need functions to access these:
+ * int _sys_nerr;
+ * char** _sys_errlist;
+ */
+#ifndef USE_MSVCRT_PREFIX
+#define __argc             (*__p___argc())
+#define __argv             (*__p___argv())
+#define __wargv            (*__p___wargv())
+#define _environ           (*__p__environ())
+#define _wenviron          (*__p__wenviron())
+#define __mb_cur_max       (*__p___mb_cur_max())
+#define _doserrno          (*__doserrno())
+#define _fmode             (*_fmode)
+#elif !defined(__WINE__)
+#define MSVCRT___argc      (*__p___argc())
+#define MSVCRT___argv      (*__p___argv())
+#define MSVCRT___wargv     (*__p___wargv())
+#define MSVCRT__environ    (*__p__environ())
+#define MSVCRT__wenviron   (*__p__wenviron())
+#define MSVCRT___mb_cur_max (*__p___mb_cur_max())
+#define MSVCRT__doserrno   (*__doserrno())
+#define MSVCRT__fmode      (*_fmode())
+#endif /* USE_MSVCRT_PREFIX, __WINE__ */
+
+
+extern int*           MSVCRT(_errno)(void);
+#ifndef USE_MSVCRT_PREFIX
+#define errno              (*_errno())
+#elif !defined(__WINE__)
+#define MSVCRT_errno       (*MSVCRT__errno())
+#endif /* USE_MSVCRT_PREFIX, __WINE__ */
+
+
+typedef int (*_onexit_t)(void);
+typedef int (*_pfunccmp_t)(const void*,const void*);
+
+
+__int64     _atoi64(const char*);
+long double _atold(const char*);
+void        _beep(unsigned int,unsigned int);
+char*       _ecvt(double,int,int*,int*);
+char*       _fcvt(double,int,int*,int*);
+char*       _fullpath(char*,const char*,MSVCRT(size_t));
+char*       _gcvt(double,int,char*);
+char*       _i64toa(__int64,char*,int);
+char*       _itoa(int,char*,int);
+char*       _ltoa(long,char*,int);
+unsigned long _lrotl(unsigned long,int);
+unsigned long _lrotr(unsigned long,int);
+void        _makepath(char*,const char*,const char*,const char*,const char*);
+MSVCRT(size_t) _mbstrlen(const char*);
+_onexit_t   _onexit(_onexit_t);
+int         _putenv(const char*);
+unsigned int _rotl(unsigned int,int);
+unsigned int _rotr(unsigned int,int);
+void        _searchenv(const char*,const char*,char*);
+int         _set_error_mode(int);
+void        _seterrormode(int);
+void        _sleep(unsigned long);
+void        _splitpath(const char*,char*,char*,char*,char*);
+long double _strtold(const char*,char**);
+void        _swab(char*,char*,int);
+char*       _ui64toa(unsigned __int64,char*,int);
+char*       _ultoa(unsigned long,char*,int);
+
+void        MSVCRT(_exit)(int);
+void        MSVCRT(abort)();
+int         MSVCRT(abs)(int);
+int         MSVCRT(atexit)(_onexit_t);
+double      MSVCRT(atof)(const char*);
+int         MSVCRT(atoi)(const char*);
+long        MSVCRT(atol)(const char*);
+void*       MSVCRT(bsearch)(const void*,const void*,MSVCRT(size_t),MSVCRT(size_t),_pfunccmp_t);
+void*       MSVCRT(calloc)(MSVCRT(size_t),MSVCRT(size_t));
+#ifdef __i386__
+LONGLONG    MSVCRT(div)(int,int);
+ULONGLONG   MSVCRT(ldiv)(long,long);
+#else
+MSVCRT(div_t) MSVCRT(div)(int,int);
+MSVCRT(ldiv_t) MSVCRT(ldiv)(long,long);
+#endif
+void        MSVCRT(exit)(int);
+void        MSVCRT(free)(void*);
+char*       MSVCRT(getenv)(const char*);
+long        MSVCRT(labs)(long);
+void*       MSVCRT(malloc)(MSVCRT(size_t));
+int         MSVCRT(mblen)(const char*,MSVCRT(size_t));
+void        MSVCRT(perror)(const char*);
+void        MSVCRT(qsort)(const void*,MSVCRT(size_t),MSVCRT(size_t),_pfunccmp_t);
+int         MSVCRT(rand)(void);
+void*       MSVCRT(realloc)(void*,MSVCRT(size_t));
+void        MSVCRT(srand)(unsigned int);
+double      MSVCRT(strtod)(const char*,char**);
+long        MSVCRT(strtol)(const char*,char**,int);
+unsigned long MSVCRT(strtoul)(const char*,char**,int);
+int         MSVCRT(system)(const char*);
+
+WCHAR*      _itow(int,WCHAR*,int);
+WCHAR*      _i64tow(__int64,WCHAR*,int);
+WCHAR*      _ltow(long,WCHAR*,int);
+WCHAR*      _ui64tow(unsigned __int64,WCHAR*,int);
+WCHAR*      _ultow(unsigned long,WCHAR*,int);
+WCHAR*      _wfullpath(WCHAR*,const WCHAR*,size_t);
+WCHAR*      _wgetenv(const WCHAR*);
+void        _wmakepath(WCHAR*,const WCHAR*,const WCHAR*,const WCHAR*,const WCHAR*);
+void        _wperror(const WCHAR*);
+int         _wputenv(const WCHAR*);
+void        _wsearchenv(const WCHAR*,const WCHAR*,WCHAR*);
+void        _wsplitpath(const WCHAR*,WCHAR*,WCHAR*,WCHAR*,WCHAR*);
+int         _wsystem(const WCHAR*);
+int         _wtoi(const WCHAR*);
+__int64     _wtoi64(const WCHAR*);
+long        _wtol(const WCHAR*);
+
+MSVCRT(size_t) MSVCRT(mbstowcs)(WCHAR*,const char*,MSVCRT(size_t));
+int         MSVCRT(mbtowc)(WCHAR*,const char*,MSVCRT(size_t));
+double      MSVCRT(wcstod)(const WCHAR*,WCHAR**);
+long        MSVCRT(wcstol)(const WCHAR*,WCHAR**,int);
+MSVCRT(size_t) MSVCRT(wcstombs)(char*,const WCHAR*,MSVCRT(size_t));
+unsigned long MSVCRT(wcstoul)(const WCHAR*,WCHAR**,int);
+int         MSVCRT(wctomb)(char*,WCHAR);
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#ifndef USE_MSVCRT_PREFIX
+#define environ _environ
+#define onexit_t _onexit_t
+
+#define ecvt _ecvt
+#define fcvt _fcvt
+#define gcvt _gcvt
+#define itoa _itoa
+#define ltoa _ltoa
+#define onexit _onexit
+#define putenv _putenv
+#define swab _swab
+#define ultoa _ultoa
+#endif /* USE_MSVCRT_PREFIX */
+
+#endif /* __WINE_STDLIB_H */