diff --git a/reactos/include/crt/_mingw.h b/reactos/include/crt/_mingw.h
index d272036aa1e..3043a6d0a91 100644
--- a/reactos/include/crt/_mingw.h
+++ b/reactos/include/crt/_mingw.h
@@ -4,11 +4,12 @@
  * No warranty is given; refer to the file DISCLAIMER within this package.
  */
 
-#ifndef _INC_CRTDEFS
-#define _INC_CRTDEFS
+#ifndef _INC_MINGW
+#define _INC_MINGW
 
 #define _INTEGRAL_MAX_BITS 64
 
+// ROS HACK!
 #ifndef _WIN64
  #ifndef _USE_32BIT_TIME_T
   #define _USE_32BIT_TIME_T
@@ -30,69 +31,14 @@
 #define __stdcall
 #endif
 
-#if defined(_MSC_VER)
-# ifdef _DLL
-#  ifndef __MINGW_IMPORT
-#   define __MINGW_IMPORT  __declspec(dllimport)
-#  endif
-#  ifndef _CRTIMP
-#   define _CRTIMP  __declspec(dllimport)
-#  endif
-# else
-#  ifndef __MINGW_IMPORT
-#   define __MINGW_IMPORT
-#  endif
-#  ifndef _CRTIMP
-#   define _CRTIMP
-#  endif
+#ifdef __GNUC__
+ /* These compilers do support __declspec */
+# if !defined(__MINGW32__) && !defined(__MINGW64__) && !defined(__CYGWIN32__)
+#  define __declspec(x) __attribute__((x))
 # endif
-# define __DECLSPEC_SUPPORTED
-# define __attribute__(x) /* nothing */
-# define __restrict__ /* nothing */
-#elif defined(__GNUC__)
-# ifdef __declspec
-#  ifndef __MINGW_IMPORT
-#   ifdef _DLL
-/* Note the extern. This is needed to work around GCC's
-limitations in handling dllimport attribute.  */
-#    define __MINGW_IMPORT  extern __attribute__ ((__dllimport__))
-#   else
-#    define __MINGW_IMPORT extern
-#   endif
-#  endif
-#  ifndef _CRTIMP
-#   undef __USE_CRTIMP
-#   if !defined (_CRTBLD) && !defined (_SYSCRT)
-#    define __USE_CRTIMP 1
-#   endif
-#   ifdef __USE_CRTIMP
-#    ifdef _DLL
-#     define _CRTIMP  __attribute__ ((dllimport))
-#    else
-#     define _CRTIMP
-#    endif
-#   else
-#    define _CRTIMP
-#   endif
-#  endif
-#  define __DECLSPEC_SUPPORTED
-# else /* __declspec */
-#  undef __DECLSPEC_SUPPORTED
-#  undef __MINGW_IMPORT
-#  ifndef _CRTIMP
-#   define _CRTIMP
-#  endif
-# endif /* __declspec */
 #else
-# ifndef __MINGW_IMPORT
-#  define __MINGW_IMPORT __declspec(dllimport)
-# endif
-# ifndef _CRTIMP
-#  define _CRTIMP __declspec(dllimport)
-# endif
-# define __DECLSPEC_SUPPORTED
 # define __attribute__(x) /* nothing */
-#endif /* __GNUC__ */
+#endif
 
 #if defined (__GNUC__) && defined (__GNUC_MINOR__)
 #define __MINGW_GNUC_PREREQ(major, minor) \
@@ -102,22 +48,12 @@ limitations in handling dllimport attribute.  */
 #define __MINGW_GNUC_PREREQ(major, minor)  0
 #endif
 
-#if defined (_MSC_VER)
-#define __MINGW_MSC_PREREQ(major,minor) \
-  ((_MSC_VER /100) > (major) \
-   || ((_MSC)VER /100) == (major) && (_MSC_VER) % 100) >=(minor)))
-#else
-#define __MINGW_MSC_PREREQ(major, minor) 0
-#endif
-
 #define USE___UUIDOF	0
 
 #ifdef __cplusplus
 # define __CRT_INLINE inline
 #else
-# if defined(_MSC_VER)
-#  define __CRT_INLINE __inline
-# elif __GNUC_STDC_INLINE__
+# if ( __MINGW_GNUC_PREREQ(4, 3)  &&  __STDC_VERSION__ >= 199901L)
 #  define __CRT_INLINE extern inline __attribute__((__gnu_inline__))
 # else
 #  define __CRT_INLINE extern __inline__
@@ -134,6 +70,16 @@ limitations in handling dllimport attribute.  */
 # endif
 #endif
 
+#ifdef __cplusplus
+# define __unaligned
+#else
+# ifdef __GNUC__
+#  define __unaligned __attribute((packed))
+# else
+#  define __UNUSED_PARAM(x) x
+# endif
+#endif
+
 #ifdef __GNUC__
 #define __MINGW_ATTRIB_NORETURN __attribute__ ((__noreturn__))
 #define __MINGW_ATTRIB_CONST __attribute__ ((__const__))
@@ -186,48 +132,25 @@ allow GCC to optimize away some EH unwind code, at least in DW2 case.  */
 # define __MSVCRT_VERSION__ 0x0700
 #endif
 
-#if defined(__GNUC__)
-#define __mingw_va_start(v,l) __builtin_va_start(v,l)
-#define __mingw_va_end(v) __builtin_va_end(v)
-#define __mingw_va_arg(v,l)     __builtin_va_arg(v,l)
-#define __mingw_va_copy(d,s) __builtin_va_copy(d,s)
-#elif defined(_MSC_VER)
-#define __mingw_va_start(v,l) __msc_va_start(v,l)
-#define __mingw_va_end(v) __msc_va_end(v)
-#define __mingw_va_arg(v,l)     __msc_va_arg(v,l)
-#define __mingw_va_copy(d,s) __msc_va_copy(d,s)
-#endif
-
 //#ifndef WINVER
 //#define WINVER 0x0502
 //#endif
 
-#ifndef _WIN32_WINNT
-#define _WIN32_WINNT 0x502
-#endif
+//#ifndef _WIN32_WINNT
+//#define _WIN32_WINNT 0x502
+//#endif
 
-#ifndef _INT128_DEFINED
-#define _INT128_DEFINED
 #ifdef __GNUC__
 #define __int8 char
 #define __int16 short
 #define __int32 int
 #define __int64 long long
 #ifdef _WIN64
-
-typedef int __int128 __attribute__ ((mode (TI)));
-
-#endif
-
-#define __ptr32
-#define __ptr64
-#define __unaligned __attribute ((packed))
-#define __forceinline extern __inline
-#endif
-#endif
-
-#ifndef _WIN32
-#error Only Win32 target is supported!
+   typedef int __int128 __attribute__ ((mode (TI)));
+# endif
+# define __ptr32
+# define __ptr64
+# define __forceinline extern __inline __attribute((always_inline))
 #endif
 
 #ifdef __cplusplus
@@ -240,190 +163,15 @@ typedef int __int128 __attribute__ ((mode (TI)));
 #endif
 #endif
 
-#undef _CRT_PACKING
-#define _CRT_PACKING 8
-
 #ifdef _WIN64
 #undef USE_MINGW_SETJMP_TWO_ARGS
 #define USE_MINGW_SETJMP_TWO_ARGS
 #endif
 
-#pragma pack(push,_CRT_PACKING)
-
-#include <vadefs.h>
-
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-#ifndef _CRT_STRINGIZE
-#define __CRT_STRINGIZE(_Value) #_Value
-#define _CRT_STRINGIZE(_Value) __CRT_STRINGIZE(_Value)
-#endif
-
-#ifndef _CRT_WIDE
-#define __CRT_WIDE(_String) L ## _String
-#define _CRT_WIDE(_String) __CRT_WIDE(_String)
-#endif
-#ifndef _W64
-#define _W64
-#endif
-
-#ifndef _CRTIMP_NOIA64
-#ifdef __ia64__
-#define _CRTIMP_NOIA64
-#else
-#define _CRTIMP_NOIA64 _CRTIMP
-#endif
-#endif
-
-#ifndef _CRTIMP2
-#define _CRTIMP2 _CRTIMP
-#endif
-
-#ifndef _CRTIMP_ALTERNATIVE
-#define _CRTIMP_ALTERNATIVE _CRTIMP
-#define _CRT_ALTERNATIVE_IMPORTED
-#endif
-
-#ifndef _MRTIMP2
-#define _MRTIMP2  _CRTIMP
-#endif
-
-#ifndef _DLL
-#define _DLL
-#endif
-
-#ifndef _MT
-#define _MT
-#endif
-
-#ifndef _MCRTIMP
-#define _MCRTIMP _CRTIMP
-#endif
-
-#ifndef _CRTIMP_PURE
-#define _CRTIMP_PURE _CRTIMP
-#endif
-
-#ifndef _PGLOBAL
-#define _PGLOBAL
-#endif
-
-#ifndef _AGLOBAL
-#define _AGLOBAL
-#endif
-
-#define __STDC_SECURE_LIB__ 200411L
-#define __GOT_SECURE_LIB__ __STDC_SECURE_LIB__
-#define _SECURECRT_FILL_BUFFER_PATTERN 0xFD
-#define _CRT_DEPRECATE_TEXT(_Text) __declspec(deprecated)
-
-#ifndef _CRT_INSECURE_DEPRECATE_MEMORY
-#define _CRT_INSECURE_DEPRECATE_MEMORY(_Replacement)
-#endif
-#ifndef _CRT_INSECURE_DEPRECATE_GLOBALS
-#define _CRT_INSECURE_DEPRECATE_GLOBALS(_Replacement)
-#endif
-#ifndef _CRT_MANAGED_HEAP_DEPRECATE
-#define _CRT_MANAGED_HEAP_DEPRECATE
-#endif
-
-#ifndef _CRT_OBSOLETE
-#define _CRT_OBSOLETE(_NewItem)
-#endif
-
-#ifndef _SIZE_T_DEFINED
-#define _SIZE_T_DEFINED
-#undef size_t
-#ifdef _WIN64
-#if defined(__GNUC__) && defined(__STRICT_ANSI__)
-  typedef unsigned int size_t __attribute__ ((mode (DI)));
-#else
-  typedef unsigned __int64 size_t;
-#endif
-#else
-  typedef unsigned int size_t;
-#endif
-#endif
-
-#ifndef _SSIZE_T_DEFINED
-#define _SSIZE_T_DEFINED
-#undef ssize_t
-#ifdef _WIN64
-#if defined(__GNUC__) && defined(__STRICT_ANSI__)
-  typedef int ssize_t __attribute__ ((mode (DI)));
-#else
-  typedef __int64 ssize_t;
-#endif
-#else
-  typedef int ssize_t;
-#endif
-#endif
-
-#ifndef _INTPTR_T_DEFINED
-#define _INTPTR_T_DEFINED
-#ifndef __intptr_t_defined
-#define __intptr_t_defined
-#undef intptr_t
-#ifdef _WIN64
-#if defined(__GNUC__) && defined(__STRICT_ANSI__)
-  typedef int intptr_t __attribute__ ((mode (DI)));
-#else
-  typedef __int64 intptr_t;
-#endif
-#else
-  typedef int intptr_t;
-#endif
-#endif
-#endif
-
-#ifndef _UINTPTR_T_DEFINED
-#define _UINTPTR_T_DEFINED
-#ifndef __uintptr_t_defined
-#define __uintptr_t_defined
-#undef uintptr_t
-#ifdef _WIN64
-#if defined(__GNUC__) && defined(__STRICT_ANSI__)
-  typedef unsigned int uintptr_t __attribute__ ((mode (DI)));
-#else
-  typedef unsigned __int64 uintptr_t;
-#endif
-#else
-  typedef unsigned int uintptr_t;
-#endif
-#endif
-#endif
-
-#ifndef _PTRDIFF_T_DEFINED
-#define _PTRDIFF_T_DEFINED
-#ifndef _PTRDIFF_T_
-#undef ptrdiff_t
-#ifdef _WIN64
-#if defined(__GNUC__) && defined(__STRICT_ANSI__)
-  typedef int ptrdiff_t __attribute__ ((mode (DI)));
-#else
-  typedef __int64 ptrdiff_t;
-#endif
-#else
-  typedef int ptrdiff_t;
-#endif
-#endif
-#endif
-
-#ifndef _WCHAR_T_DEFINED
-#define _WCHAR_T_DEFINED
-#ifndef __cplusplus
-  typedef unsigned short wchar_t;
-#endif
-#endif
-
-#ifndef _WCTYPE_T_DEFINED
-#define _WCTYPE_T_DEFINED
-  typedef unsigned short wint_t;
-  typedef unsigned short wctype_t;
-#endif
-
 #ifndef __GNUC_VA_LIST
 #define __GNUC_VA_LIST
   typedef __builtin_va_list __gnuc_va_list;
@@ -434,128 +182,15 @@ extern "C" {
   typedef __gnuc_va_list va_list;
 #endif
 
-#ifdef _USE_32BIT_TIME_T
-#ifdef _WIN64
-#error You cannot use 32-bit time_t (_USE_32BIT_TIME_T) with _WIN64
-#undef _USE_32BIT_TIME_T
-#endif
-#else
-#if _INTEGRAL_MAX_BITS < 64
-#define _USE_32BIT_TIME_T
-#endif
+/* Diable deprecation for now! */
+#define _CRT_SECURE_NO_DEPRECATE
+#define _CRT_SECURE_NO_DEPRECATE_CORE
+#ifdef __WINESRC__
+#define _CRT_NONSTDC_NO_DEPRECATE
 #endif
 
-#ifndef _ERRCODE_DEFINED
-#define _ERRCODE_DEFINED
-  typedef int errcode;
-  typedef int errno_t;
-#endif
-
-#ifndef _TIME32_T_DEFINED
-#define _TIME32_T_DEFINED
-  typedef long __time32_t;
-#endif
-
-#ifndef _TIME64_T_DEFINED
-#define _TIME64_T_DEFINED
-//#if _INTEGRAL_MAX_BITS >= 64
-  typedef __int64 __time64_t;
-#endif
-//#endif
-
-#ifndef _TIME_T_DEFINED
-#define _TIME_T_DEFINED
-#ifdef _USE_32BIT_TIME_T
-  typedef __time32_t time_t;
-#else
-  typedef __time64_t time_t;
-#endif
-#endif
-
-#ifndef _CONST_RETURN
-#define _CONST_RETURN
-#endif
-
-#ifndef __CRT_UNALIGNED
-#define __CRT_UNALIGNED
-#endif
-
-#ifndef UNALIGNED
-#if defined(__ia64__) || defined(__x86_64)
-//#define UNALIGNED __CRT_UNALIGNED
-#else
-#define UNALIGNED
-#endif
-#endif
-
-#ifndef _CRT_ALIGN
-#define _CRT_ALIGN(x) __attribute__ ((aligned(x)))
-#endif
-
-#ifndef _CRTNOALIAS
-#define _CRTNOALIAS
-#endif
-
-#ifndef _CRTRESTRICT
-#define _CRTRESTRICT
-#endif
-
-#ifndef __CRTDECL
-#define __CRTDECL __cdecl
-#endif
-
-#define _ARGMAX 100
-
-#ifndef _TRUNCATE
-#define _TRUNCATE ((size_t)-1)
-#endif
-  struct threadlocaleinfostruct;
-  struct threadmbcinfostruct;
-  typedef struct threadlocaleinfostruct *pthreadlocinfo;
-  typedef struct threadmbcinfostruct *pthreadmbcinfo;
-  struct __lc_time_data;
-
-  typedef struct localeinfo_struct {
-    pthreadlocinfo locinfo;
-    pthreadmbcinfo mbcinfo;
-  } _locale_tstruct,*_locale_t;
-
-#ifndef _TAGLC_ID_DEFINED
-#define _TAGLC_ID_DEFINED
-  typedef struct tagLC_ID {
-    unsigned short wLanguage;
-    unsigned short wCountry;
-    unsigned short wCodePage;
-  } LC_ID,*LPLC_ID;
-#endif
-
-#ifndef _THREADLOCALEINFO
-#define _THREADLOCALEINFO
-  typedef struct threadlocaleinfostruct {
-    int refcount;
-    unsigned int lc_codepage;
-    unsigned int lc_collate_cp;
-    unsigned long lc_handle[6];
-    LC_ID lc_id[6];
-    struct {
-      char *locale;
-      wchar_t *wlocale;
-      int *refcount;
-      int *wrefcount;
-    } lc_category[6];
-    int lc_clike;
-    int mb_cur_max;
-    int *lconv_intl_refcount;
-    int *lconv_num_refcount;
-    int *lconv_mon_refcount;
-    struct lconv *lconv;
-    int *ctype1_refcount;
-    unsigned short *ctype1;
-    const unsigned short *pctype;
-    const unsigned char *pclmap;
-    const unsigned char *pcumap;
-    struct __lc_time_data *lc_time_curr;
-  } threadlocinfo;
+#if (defined(_MSC_VER) && __STDC__)// || !defined(__WINESRC__)
+#define NO_OLDNAMES
 #endif
 
 #ifdef __cplusplus
@@ -568,9 +203,7 @@ extern "C" {
 #define _CRT_UNUSED(x) (void)x
 #endif
 
-#pragma pack(pop)
-
-/* There are here for intrin.h */
+/* These are here for intrin.h */
 #ifndef _SIZE_T_DEFINED
 #define _SIZE_T_DEFINED
 #ifdef _WIN64
@@ -591,5 +224,5 @@ extern "C" {
 
 #include <mingw32/intrin.h>
 
-#endif
+#endif /* !_INC_MINGW */
 
diff --git a/reactos/include/crt/crtdefs.h b/reactos/include/crt/crtdefs.h
index ceb864f2513..759b704b34b 100644
--- a/reactos/include/crt/crtdefs.h
+++ b/reactos/include/crt/crtdefs.h
@@ -4,3 +4,389 @@
  * No warranty is given; refer to the file DISCLAIMER within this package.
  */
 #include <_mingw.h>
+
+#ifndef _INC_CRTDEFS
+#define _INC_CRTDEFS
+
+#ifdef _USE_32BIT_TIME_T
+#ifdef _WIN64
+#error You cannot use 32-bit time_t (_USE_32BIT_TIME_T) with _WIN64
+#undef _USE_32BIT_TIME_T
+#endif
+#else
+#if _INTEGRAL_MAX_BITS < 64
+#define _USE_32BIT_TIME_T
+#endif
+#endif
+
+/* Compatability definition */
+#if _MSC_VER > 0 && __STDC__
+#define NO_OLDNAMES
+#endif
+
+/** Properties ***************************************************************/
+
+#undef _CRT_PACKING
+#define _CRT_PACKING 8
+#pragma pack(push,_CRT_PACKING)
+
+#ifndef _CRT_STRINGIZE
+#define __CRT_STRINGIZE(_Value) #_Value
+#define _CRT_STRINGIZE(_Value) __CRT_STRINGIZE(_Value)
+#endif
+
+#ifndef _CRT_WIDE
+#define __CRT_WIDE(_String) L ## _String
+#define _CRT_WIDE(_String) __CRT_WIDE(_String)
+#endif
+
+#ifndef _W64
+ #if !defined(_midl) && defined(_X86_) && _MSC_VER >= 1300
+  #define _W64 __w64
+ #else
+  #define _W64
+ #endif
+#endif
+
+#ifndef _CRTIMP
+ #ifdef _DLL
+  #define _CRTIMP __declspec(dllimport)
+ #else
+  #define _CRTIMP 
+ #endif
+#endif
+
+//#define _CRT_ALTERNATIVE_INLINES
+
+#ifndef _CRTIMP_ALT
+ #ifdef _DLL
+  #ifdef _CRT_ALTERNATIVE_INLINES
+   #define _CRTIMP_ALT
+  #else
+   #define _CRTIMP_ALT _CRTIMP
+   #define _CRT_ALTERNATIVE_IMPORTED
+  #endif
+ #else
+  #define _CRTIMP_ALT
+ #endif
+#endif
+
+#ifndef _CRTDATA
+ #ifdef _M_CEE_PURE
+  #define _CRTDATA(x) x
+ #else
+  #define _CRTDATA(x) _CRTIMP x
+ #endif
+#endif
+
+#ifndef _CRTIMP2
+ #define _CRTIMP2 _CRTIMP
+#endif
+
+#ifndef _CRTIMP_PURE
+ #define _CRTIMP_PURE _CRTIMP
+#endif
+
+#ifndef _CRTIMP_ALTERNATIVE
+ #define _CRTIMP_ALTERNATIVE _CRTIMP
+ #define _CRT_ALTERNATIVE_IMPORTED
+#endif
+
+#ifndef _CRTIMP_NOIA64
+ #ifdef __ia64__
+  #define _CRTIMP_NOIA64
+ #else
+  #define _CRTIMP_NOIA64 _CRTIMP
+ #endif
+#endif
+
+#ifndef _MRTIMP2
+ #define _MRTIMP2  _CRTIMP
+#endif
+
+#ifndef _MCRTIMP
+ #define _MCRTIMP _CRTIMP
+#endif
+
+#ifndef _PGLOBAL
+ #define _PGLOBAL
+#endif
+
+#ifndef _AGLOBAL
+ #define _AGLOBAL
+#endif
+
+#ifndef _CONST_RETURN
+ #define _CONST_RETURN
+#endif
+
+#ifndef UNALIGNED
+#if defined(__ia64__) || defined(__x86_64)
+#define UNALIGNED __unaligned
+#else
+#define UNALIGNED
+#endif
+#endif
+
+#ifndef _CRT_ALIGN
+#define _CRT_ALIGN(x) __attribute__ ((aligned(x)))
+#endif
+
+#ifndef _CRTNOALIAS
+#define _CRTNOALIAS
+#endif
+
+#ifndef _CRTRESTRICT
+#define _CRTRESTRICT
+#endif
+
+#ifndef __CRTDECL
+#define __CRTDECL __cdecl
+#endif
+
+#ifndef _CRT_UNUSED
+#define _CRT_UNUSED(x) (void)x
+#endif
+
+#ifndef _CONST_RETURN
+#ifdef __cplusplus
+#define _CONST_RETURN const
+#define _CRT_CONST_CORRECT_OVERLOADS
+#else
+#define _CONST_RETURN
+#endif
+#endif
+
+#define __crt_typefix(ctype)
+
+
+/** Deprecated ***************************************************************/
+
+#define _CRT_DEPRECATE_TEXT(_Text) __declspec(deprecated)
+
+#ifndef _CRT_INSECURE_DEPRECATE
+# ifdef _CRT_SECURE_NO_DEPRECATE
+#  define _CRT_INSECURE_DEPRECATE(_Replacement)
+# else
+#  define _CRT_INSECURE_DEPRECATE(_Replacement) \
+    _CRT_DEPRECATE_TEXT("This may be unsafe, Try " #_Replacement " instead!")
+# endif
+#endif
+
+#ifndef _CRT_INSECURE_DEPRECATE_CORE
+# ifdef _CRT_SECURE_NO_DEPRECATE_CORE
+#  define _CRT_INSECURE_DEPRECATE_CORE(_Replacement)
+# else
+#  define _CRT_INSECURE_DEPRECATE_CORE(_Replacement) \
+    _CRT_DEPRECATE_TEXT("This may be unsafe, Try " #_Replacement " instead! Enable _CRT_SECURE_NO_DEPRECATE to avoid thie warning.")
+# endif
+#endif
+
+#ifndef _CRT_NONSTDC_DEPRECATE
+# ifdef _CRT_NONSTDC_NO_DEPRECATE
+#  define _CRT_NONSTDC_DEPRECATE(_Replacement)
+# else
+#  define _CRT_NONSTDC_DEPRECATE(_Replacement) \
+    _CRT_DEPRECATE_TEXT("Deprecated POSIX name, Try " #_Replacement " instead!")
+# endif
+#endif
+
+#ifndef _CRT_INSECURE_DEPRECATE_MEMORY
+#define _CRT_INSECURE_DEPRECATE_MEMORY(_Replacement)
+#endif
+
+#ifndef _CRT_INSECURE_DEPRECATE_GLOBALS
+#define _CRT_INSECURE_DEPRECATE_GLOBALS(_Replacement)
+#endif
+
+#ifndef _CRT_MANAGED_HEAP_DEPRECATE
+#define _CRT_MANAGED_HEAP_DEPRECATE
+#endif
+
+#ifndef _CRT_OBSOLETE
+#define _CRT_OBSOLETE(_NewItem)
+#endif
+
+/** Constants ****************************************************************/
+
+#define _ARGMAX 100
+
+#ifndef _TRUNCATE
+#define _TRUNCATE ((size_t)-1)
+#endif
+
+#define __STDC_SECURE_LIB__ 200411L
+#define __GOT_SECURE_LIB__ __STDC_SECURE_LIB__
+#define _SECURECRT_FILL_BUFFER_PATTERN 0xFD
+
+
+
+/** Type definitions *********************************************************/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef _SIZE_T_DEFINED
+#define _SIZE_T_DEFINED
+#undef size_t
+#ifdef _WIN64
+#if defined(__GNUC__) && defined(__STRICT_ANSI__)
+  typedef unsigned int size_t __attribute__ ((mode (DI)));
+#else
+  typedef unsigned __int64 size_t;
+#endif
+#else
+  typedef unsigned int size_t;
+#endif
+#endif
+
+#ifndef _INTPTR_T_DEFINED
+#define _INTPTR_T_DEFINED
+#ifndef __intptr_t_defined
+#define __intptr_t_defined
+#undef intptr_t
+#ifdef _WIN64
+#if defined(__GNUC__) && defined(__STRICT_ANSI__)
+  typedef int intptr_t __attribute__ ((mode (DI)));
+#else
+  typedef __int64 intptr_t;
+#endif
+#else
+  typedef int intptr_t;
+#endif
+#endif
+#endif
+
+#ifndef _UINTPTR_T_DEFINED
+#define _UINTPTR_T_DEFINED
+#ifndef __uintptr_t_defined
+#define __uintptr_t_defined
+#undef uintptr_t
+#ifdef _WIN64
+#if defined(__GNUC__) && defined(__STRICT_ANSI__)
+  typedef unsigned int uintptr_t __attribute__ ((mode (DI)));
+#else
+  typedef unsigned __int64 uintptr_t;
+#endif
+#else
+  typedef unsigned int uintptr_t;
+#endif
+#endif
+#endif
+
+#ifndef _PTRDIFF_T_DEFINED
+#define _PTRDIFF_T_DEFINED
+#ifndef _PTRDIFF_T_
+#undef ptrdiff_t
+#ifdef _WIN64
+#if defined(__GNUC__) && defined(__STRICT_ANSI__)
+  typedef int ptrdiff_t __attribute__ ((mode (DI)));
+#else
+  typedef __int64 ptrdiff_t;
+#endif
+#else
+  typedef int ptrdiff_t;
+#endif
+#endif
+#endif
+
+#ifndef _WCHAR_T_DEFINED
+#define _WCHAR_T_DEFINED
+#ifndef __cplusplus
+  typedef unsigned short wchar_t;
+#endif
+#endif
+
+#ifndef _WCTYPE_T_DEFINED
+#define _WCTYPE_T_DEFINED
+  typedef unsigned short wint_t;
+  typedef unsigned short wctype_t;
+#endif
+
+#ifndef _ERRCODE_DEFINED
+#define _ERRCODE_DEFINED
+  typedef int errcode;
+  typedef int errno_t;
+#endif
+
+#ifndef _TIME32_T_DEFINED
+#define _TIME32_T_DEFINED
+  typedef long __time32_t;
+#endif
+
+#ifndef _TIME64_T_DEFINED
+#define _TIME64_T_DEFINED
+#if _INTEGRAL_MAX_BITS >= 64
+  typedef __int64 __time64_t;
+#endif
+#endif
+
+#ifndef _TIME_T_DEFINED
+#define _TIME_T_DEFINED
+#ifdef _USE_32BIT_TIME_T
+  typedef __time32_t time_t;
+#else
+  typedef __time64_t time_t;
+#endif
+#endif
+
+  struct threadlocaleinfostruct;
+  typedef struct threadlocaleinfostruct *pthreadlocinfo;
+
+  struct threadmbcinfostruct;
+  typedef struct threadmbcinfostruct *pthreadmbcinfo;
+
+  struct __lc_time_data;
+
+  typedef struct localeinfo_struct {
+    pthreadlocinfo locinfo;
+    pthreadmbcinfo mbcinfo;
+  } _locale_tstruct,*_locale_t;
+
+#ifndef _TAGLC_ID_DEFINED
+#define _TAGLC_ID_DEFINED
+  typedef struct tagLC_ID {
+    unsigned short wLanguage;
+    unsigned short wCountry;
+    unsigned short wCodePage;
+  } LC_ID,*LPLC_ID;
+#endif
+
+#ifndef _THREADLOCALEINFO
+#define _THREADLOCALEINFO
+  typedef struct threadlocaleinfostruct {
+    int refcount;
+    unsigned int lc_codepage;
+    unsigned int lc_collate_cp;
+    unsigned long lc_handle[6];
+    LC_ID lc_id[6];
+    struct {
+      char *locale;
+      wchar_t *wlocale;
+      int *refcount;
+      int *wrefcount;
+    } lc_category[6];
+    int lc_clike;
+    int mb_cur_max;
+    int *lconv_intl_refcount;
+    int *lconv_num_refcount;
+    int *lconv_mon_refcount;
+    struct lconv *lconv;
+    int *ctype1_refcount;
+    unsigned short *ctype1;
+    const unsigned short *pctype;
+    const unsigned char *pclmap;
+    const unsigned char *pcumap;
+    struct __lc_time_data *lc_time_curr;
+  } threadlocinfo;
+#endif
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#pragma pack(pop)
+
+#endif /* !_INC_CRTDEFS */
diff --git a/reactos/include/crt/time.h b/reactos/include/crt/time.h
index 2bb0d736498..2ede7a4dd5d 100644
--- a/reactos/include/crt/time.h
+++ b/reactos/include/crt/time.h
@@ -121,10 +121,10 @@ extern "C" {
 
 #define CLOCKS_PER_SEC 1000
 
-  __MINGW_IMPORT int _daylight;
-  __MINGW_IMPORT long _dstbias;
-  __MINGW_IMPORT long _timezone;
-  __MINGW_IMPORT char * _tzname[2];
+  _CRTDATA(extern int _daylight);
+  _CRTDATA(extern long _dstbias);
+  _CRTDATA(extern long _timezone);
+  _CRTDATA(extern char * _tzname[2]);
 
   _CRTIMP errno_t __cdecl _get_daylight(int *_Daylight);
   _CRTIMP errno_t __cdecl _get_dstbias(long *_Daylight_savings_bias);