diff --git a/reactos/lib/msvcrt/mbstring/hanzen.c b/reactos/lib/msvcrt/mbstring/hanzen.c
new file mode 100644
index 00000000000..f640d4e2f11
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/hanzen.c
@@ -0,0 +1,101 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/hanzen.c
+ * PURPOSE:     Multibyte conversion routines formerly called hantozen and zentohan
+ * PROGRAMER:   Boudewijn Dekker, Taiji Yamada
+ * UPDATE HISTORY:
+		Modified from Taiji Yamada japanese code system utilities
+ *              12/04/99: Created
+ */
+
+#include <msvcrt/mbctype.h>
+
+static unsigned short han_to_zen_ascii_table[0x5f] = {
+  0x8140, 0x8149, 0x8168, 0x8194, 0x8190, 0x8193, 0x8195, 0x8166,
+  0x8169, 0x816a, 0x8196, 0x817b, 0x8143, 0x817c, 0x8144, 0x815e,
+  0x824f, 0x8250, 0x8251, 0x8252, 0x8253, 0x8254, 0x8255, 0x8256,
+  0x8257, 0x8258, 0x8146, 0x8147, 0x8183, 0x8181, 0x8184, 0x8148,
+  0x8197, 0x8260, 0x8261, 0x8262, 0x8263, 0x8264, 0x8265, 0x8266,
+  0x8267, 0x8268, 0x8269, 0x826a, 0x826b, 0x826c, 0x826d, 0x826e,
+  0x826f, 0x8270, 0x8271, 0x8272, 0x8273, 0x8274, 0x8275, 0x8276,
+  0x8277, 0x8278, 0x8279, 0x816d, 0x818f, 0x816e, 0x814f, 0x8151,
+  0x8165, 0x8281, 0x8282, 0x8283, 0x8284, 0x8285, 0x8286, 0x8287,
+  0x8288, 0x8289, 0x828a, 0x828b, 0x828c, 0x828d, 0x828e, 0x828f,
+  0x8290, 0x8291, 0x8292, 0x8293, 0x8294, 0x8295, 0x8296, 0x8297,
+  0x8298, 0x8299, 0x829a, 0x816f, 0x8162, 0x8170, 0x8150
+};
+static unsigned short han_to_zen_kana_table[0x40] = {
+  0x8140, 0x8142, 0x8175, 0x8176, 0x8141, 0x8145, 0x8392, 0x8340,
+  0x8342, 0x8344, 0x8346, 0x8348, 0x8383, 0x8385, 0x8387, 0x8362,
+  0x815b, 0x8341, 0x8343, 0x8345, 0x8347, 0x8349, 0x834a, 0x834c,
+  0x834e, 0x8350, 0x8352, 0x8354, 0x8356, 0x8358, 0x835a, 0x835c,
+  0x835e, 0x8360, 0x8363, 0x8365, 0x8367, 0x8369, 0x836a, 0x836b,
+  0x836c, 0x836d, 0x836e, 0x8371, 0x8374, 0x8377, 0x837a, 0x837d,
+  0x837e, 0x8380, 0x8381, 0x8382, 0x8384, 0x8386, 0x8388, 0x8389,
+  0x838a, 0x838b, 0x838c, 0x838d, 0x838f, 0x8393, 0x814a, 0x814b
+};
+static unsigned char zen_to_han_kana_table[0x8396-0x8340+1] = {
+  0xa7, 0xb1, 0xa8, 0xb2, 0xa9, 0xb3, 0xaa, 0xb4,
+  0xab, 0xb5, 0xb6, 0xb6, 0xb7, 0xb7, 0xb8, 0xb8,
+  0xb9, 0xb9, 0xba, 0xba, 0xbb, 0xbb, 0xbc, 0xbc,
+  0xbd, 0xbd, 0xbe, 0xbe, 0xbf, 0xbf, 0xc0, 0xc0,
+  0xc1, 0xc1, 0xaf, 0xc2, 0xc2, 0xc3, 0xc3, 0xc4,
+  0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xca,
+  0xca, 0xcb, 0xcb, 0xcb, 0xcc, 0xcc, 0xcc, 0xcd,
+  0xcd, 0xcd, 0xce, 0xce, 0xce, 0xcf, 0xd0, 0,
+  0xd1, 0xd2, 0xd3, 0xac, 0xd4, 0xad, 0xd5, 0xae,
+  0xd6, 0xd7, 0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdc,
+  0xb2, 0xb4, 0xa6, 0xdd, 0xb3, 0xb6, 0xb9
+};
+#define ZTOH_SYMBOLS 9
+static unsigned short zen_to_han_symbol_table_1[ZTOH_SYMBOLS] = {
+  0x8142, 0x8175, 0x8176, 0x8141, 0x8145, 0x815b, 0x814a, 0x814b
+};
+static unsigned char zen_to_han_symbol_table_2[ZTOH_SYMBOLS] = {
+  0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xb0, 0xde, 0xdf
+};
+#define ISKANA(c) ((c) >= 0xa1 && (c) <= 0xdf)
+#define JISHIRA(c) ((c) >= 0x829f && (c) <= 0x82f1)
+#define JISKANA(c) ((c) >= 0x8340 && (c) <= 0x8396 && (c) != 0x837f)
+#define JTOKANA(c) ((c) <= 0x82dd ? (c) + 0xa1 : (c) + 0xa2)
+
+ 
+unsigned short _mbbtombc(unsigned short c)
+{
+  if (c >= 0x20 && c <= 0x7e) {
+    return han_to_zen_ascii_table[c - 0x20];
+  } else if (ISKANA(c)) {
+    return han_to_zen_kana_table[c - 0xa0];
+  }
+  return c;
+}
+
+
+unsigned short _mbctombb(unsigned short c)
+{
+  int i;
+  unsigned short *p;
+
+  if (JISKANA(c)) {
+    return zen_to_han_kana_table[c - 0x8340];
+  } else if (JISHIRA(c)) {
+    c = JTOKANA(c);
+    return zen_to_han_kana_table[c - 0x8340];
+  } else if (c <= 0x8396) {
+    for (i = 0x20, p = han_to_zen_ascii_table; i <= 0x7e; i++, p++) {
+      if (*p == c) {
+        return i;
+      }
+    }
+    for (i = 0; i < ZTOH_SYMBOLS; i++) {
+      if (zen_to_han_symbol_table_1[i] == c) {
+        return zen_to_han_symbol_table_2[i];
+      }
+    }
+  }
+  return c;
+}
+
+
+
diff --git a/reactos/lib/msvcrt/mbstring/ischira.c b/reactos/lib/msvcrt/mbstring/ischira.c
new file mode 100644
index 00000000000..bb37baf683d
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/ischira.c
@@ -0,0 +1,32 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/ischira.c
+ * PURPOSE:     
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *              12/04/99: Created
+ */
+
+#include <msvcrt/mbstring.h>
+#include <msvcrt/mbctype.h>
+
+int _ismbchira( unsigned int c )
+{
+  return ((c>=0x829F) && (c<=0x82F1));
+}
+
+int _ismbckata( unsigned int c )
+{
+  return ((c>=0x8340) && (c<=0x8396));
+}
+
+unsigned int _mbctohira( unsigned int c )
+{
+  return c;
+}
+
+unsigned int _mbctokata( unsigned int c )
+{
+  return c;
+}
diff --git a/reactos/lib/msvcrt/mbstring/iskana.c b/reactos/lib/msvcrt/mbstring/iskana.c
new file mode 100644
index 00000000000..ef6908fa4bc
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/iskana.c
@@ -0,0 +1,17 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/hanzen.c
+ * PURPOSE:     Checks for kana character
+ * PROGRAMER:   Boudewijn Dekker, Taiji Yamada
+ * UPDATE HISTORY:
+		Modified from Taiji Yamada japanese code system utilities
+ *              12/04/99: Created
+ */
+#include <msvcrt/mbstring.h>
+#include <msvcrt/mbctype.h>
+
+int _ismbbkana(unsigned char c)
+{
+  return ((_jctype+1)[(unsigned char)(c)] & (_KNJ_M|_KNJ_P));
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/iskmoji.c b/reactos/lib/msvcrt/mbstring/iskmoji.c
new file mode 100644
index 00000000000..a8cc1745bf8
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/iskmoji.c
@@ -0,0 +1,6 @@
+#include <msvcrt/mbctype.h>
+
+int _ismbbkalpha(unsigned char c)
+{
+ return (0xA7 <= c <= 0xDF);
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/iskpun.c b/reactos/lib/msvcrt/mbstring/iskpun.c
new file mode 100644
index 00000000000..e0d97c727fb
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/iskpun.c
@@ -0,0 +1,15 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/iskpun.c
+ * PURPOSE:     
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *              12/04/99: Created
+ */
+#include <msvcrt/mbctype.h>
+
+int _ismbbkpunct( unsigned int c )
+{
+  return ((_jctype+1)[(unsigned char)(c)] & (_KNJ_P));
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/islead.c b/reactos/lib/msvcrt/mbstring/islead.c
new file mode 100644
index 00000000000..d5560cf4b5d
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/islead.c
@@ -0,0 +1,8 @@
+#include <windows.h>
+#include <msvcrt/mbstring.h>
+
+int isleadbyte(char *mbstr)
+{
+	return 0;
+	//return IsDBCSLeadByteEx(0,*c);
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/islwr.c b/reactos/lib/msvcrt/mbstring/islwr.c
new file mode 100644
index 00000000000..01c9cf43092
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/islwr.c
@@ -0,0 +1,23 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/mbsncmp.c
+ * PURPOSE:     
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *              12/04/99: Created
+ */
+
+#include <msvcrt/mbctype.h>
+#include <msvcrt/ctype.h>
+
+// code page 952 only
+int _ismbclower( unsigned int c )
+{
+	if ((c & 0xFF00) != 0) {
+		if ( c >= 0x829A && c<= 0x829A )
+			return 1;
+	}
+
+	return islower(c);
+}
diff --git a/reactos/lib/msvcrt/mbstring/ismbal.c b/reactos/lib/msvcrt/mbstring/ismbal.c
new file mode 100644
index 00000000000..9b3b65bf8ad
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/ismbal.c
@@ -0,0 +1,16 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/hanzen.c
+ * PURPOSE:     Checks for alphabetic multibyte character
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *              12/04/99: Created
+ */
+#include <crtdll/mbctype.h>
+#include <crtdll/ctype.h>
+
+int _ismbbalpha(unsigned char c)
+{
+  return (isalpha(c) || _ismbbkalnum(c));
+}
diff --git a/reactos/lib/msvcrt/mbstring/ismbaln.c b/reactos/lib/msvcrt/mbstring/ismbaln.c
new file mode 100644
index 00000000000..01509c6e4b0
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/ismbaln.c
@@ -0,0 +1,8 @@
+#include <msvcrt/mbctype.h>
+#include <msvcrt/ctype.h>
+
+
+int _ismbbalnum(unsigned char c)
+{
+  return (isalnum(c) || _ismbbkalnum(c));
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/ismbc.c b/reactos/lib/msvcrt/mbstring/ismbc.c
new file mode 100644
index 00000000000..cae3463de46
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/ismbc.c
@@ -0,0 +1,105 @@
+#include <msvcrt/mbstring.h>
+
+int _ismbbalpha(unsigned char c);
+int _ismbbalnum(unsigned char c);
+
+int _ismbcalnum( unsigned int c )
+{
+	if ((c & 0xFF00) != 0) {
+		// true multibyte character
+		return 0;
+	}
+	else
+		return _ismbbalnum(c);
+
+	return 0;
+}
+
+int _ismbcalpha( unsigned int c )
+{
+	if ((c & 0xFF00) != 0) {
+		// true multibyte character
+		return 0;
+	}
+	else
+		return _ismbbalpha(c);
+
+	return 0;
+}
+  
+int _ismbcdigit( unsigned int c )
+{
+	if ((c & 0xFF00) != 0) {
+		// true multibyte character
+		return 0;
+	}
+	else
+		return 0;
+//		return _ismbbdigit(c);
+
+	return 0;
+}
+
+int _ismbcprint( unsigned int c )
+{
+	if ((c & 0xFF00) != 0) {
+		// true multibyte character
+		return 0;
+	}
+	else
+		return 0;
+//		return _ismbbdigit(c);
+
+	return 0;
+}
+
+int _ismbcsymbol( unsigned int c )
+{
+	if ((c & 0xFF00) != 0) {
+		// true multibyte character
+		return 0;
+	}
+	else
+		return 0;
+//		return _ismbbdigit(c);
+
+	return 0;
+}
+
+int _ismbcspace( unsigned int c )
+{
+	if ((c & 0xFF00) != 0) {
+		// true multibyte character
+		return 0;
+	}
+	else
+		return 0;
+//		return _ismbbdigit(c);
+
+	return 0;
+}
+int _ismbclegal(unsigned int c)
+{
+	if ((c & 0xFF00) != 0) {
+		return _ismbblead(c>>8) && _ismbbtrail(c&0xFF);
+	}
+	else
+		return _ismbbtrail(c&0xFF);
+
+	return 0;
+}
+
+int _ismbcl0(unsigned int c)
+{
+  return 0;
+}
+
+int _ismbcl1(unsigned int c)
+{
+  return 0;
+}
+
+int _ismbcl2(unsigned int c)
+{
+  return 0;
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/ismbgra.c b/reactos/lib/msvcrt/mbstring/ismbgra.c
new file mode 100644
index 00000000000..ca458d60a65
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/ismbgra.c
@@ -0,0 +1,8 @@
+#include <msvcrt/mbstring.h>
+#include <msvcrt/mbctype.h>
+#include <msvcrt/ctype.h>
+
+int _ismbbgraph(unsigned char c)
+{
+  return (isgraph(c) || _ismbbkana(c));
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/ismbkaln.c b/reactos/lib/msvcrt/mbstring/ismbkaln.c
new file mode 100644
index 00000000000..8a5d639d105
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/ismbkaln.c
@@ -0,0 +1,16 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/iskpun.c
+ * PURPOSE:     
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *              12/04/99: Created
+ */
+#include <msvcrt/mbctype.h>
+#include <msvcrt/ctype.h>
+
+int _ismbbkalnum( unsigned int c )
+{
+  return ((_jctype+1)[(unsigned char)(c)] & (_KNJ_P));
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/ismblead.c b/reactos/lib/msvcrt/mbstring/ismblead.c
new file mode 100644
index 00000000000..f15f3ec6248
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/ismblead.c
@@ -0,0 +1,59 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/ismblead.c
+ * PURPOSE:     Checks for a lead byte 
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *		Modified from Taiji Yamada japanese code system utilities
+ *              12/04/99: Created
+ */
+
+#include <msvcrt/mbstring.h>
+#include <msvcrt/stdlib.h>
+#include <msvcrt/mbctype.h>
+
+size_t _mbclen2(const unsigned int s);
+
+char _jctype[257] = {
+/*-1*/  ___,
+/*0x*/  ___,___,___,___,___,___,___,___,___,___,___,___,___,___,___,___,
+/*1x*/  ___,___,___,___,___,___,___,___,___,___,___,___,___,___,___,___,
+/*2x*/  ___,___,___,___,___,___,___,___,___,___,___,___,___,___,___,___,
+/*3x*/  ___,___,___,___,___,___,___,___,___,___,___,___,___,___,___,___,
+/*4x*/  __2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,
+/*5x*/  __2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,
+/*6x*/  __2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,
+/*7x*/  __2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,__2,___,
+/*8x*/  __2,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,
+/*9x*/  _12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,
+/*Ax*/  __2,_P2,_P2,_P2,_P2,_P2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,
+/*Bx*/  _M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,
+/*Cx*/  _M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,
+/*Dx*/  _M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,_M2,
+/*Ex*/  _12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,
+/*Fx*/  _12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,_12,___,___,___
+};
+
+char *_mbctype = _jctype;
+int _ismbblead(unsigned int c)
+{
+	return ((_jctype+1)[(unsigned char)(c)] & _KNJ_1);
+}
+//int _ismbblead(unsigned int byte)
+//{
+//
+//	return (int)IsDBCSLeadByte(byte) 
+//}
+
+int _ismbslead( const unsigned char *str, const unsigned char *t)
+{
+	unsigned char *s = (unsigned char *)str;
+	while(*s != 0 && s != t) 
+	{
+		
+		s+= _mbclen2(*s);
+	}		
+	return _ismbblead( *s);
+}
+
diff --git a/reactos/lib/msvcrt/mbstring/ismbpri.c b/reactos/lib/msvcrt/mbstring/ismbpri.c
new file mode 100644
index 00000000000..c6d9bf6bf9c
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/ismbpri.c
@@ -0,0 +1,8 @@
+#include <msvcrt/mbstring.h>
+#include <msvcrt/mbctype.h>
+#include <msvcrt/ctype.h>
+
+int _ismbbprint(unsigned char c)
+{
+  return (isprint(c) || _ismbbkana(c));
+}
diff --git a/reactos/lib/msvcrt/mbstring/ismbpun.c b/reactos/lib/msvcrt/mbstring/ismbpun.c
new file mode 100644
index 00000000000..15edc80ffd7
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/ismbpun.c
@@ -0,0 +1,13 @@
+
+ //iskana()     :(0xA1 <= c <= 0xDF)
+ //iskpun()     :(0xA1 <= c <= 0xA6)
+ //iskmoji()    :(0xA7 <= c <= 0xDF)
+#include <msvcrt/mbstring.h>
+#include <msvcrt/mbctype.h>
+#include <msvcrt/ctype.h>
+
+int _ismbbpunct(unsigned char c)
+{
+// (0xA1 <= c <= 0xA6)
+  return (ispunct(c) || _ismbbkana(c));
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/ismbtrl.c b/reactos/lib/msvcrt/mbstring/ismbtrl.c
new file mode 100644
index 00000000000..067005a6756
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/ismbtrl.c
@@ -0,0 +1,39 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/ismbtrail.c
+ * PURPOSE:     Checks for a trailing byte 
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *              12/04/99: Created
+ */
+
+#include <msvcrt/mbstring.h>
+#include <msvcrt/mbctype.h>
+
+size_t _mbclen2(const unsigned int s);
+
+//  iskanji2()   : (0x40 <= c <= 0x7E 0x80  <=  c <= 0xFC) 
+
+int _ismbbtrail(unsigned int c)
+{
+	return ((_jctype+1)[(unsigned char)(c)] & _KNJ_2);
+}
+
+//int _ismbbtrail( unsigned int b)
+//{
+//	return ((b >= 0x40 && b <= 0x7e ) || (b >= 0x80 && b <= 0xfc ) );
+//}
+
+
+int _ismbstrail( const unsigned char *str, const unsigned char *t)
+{
+	unsigned char *s = (unsigned char *)str;
+	while(*s != 0 && s != t) 
+	{
+		
+		s+= _mbclen2(*s);
+	}
+		
+	return _ismbbtrail(*s);
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/isuppr.c b/reactos/lib/msvcrt/mbstring/isuppr.c
new file mode 100644
index 00000000000..110b9a828a0
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/isuppr.c
@@ -0,0 +1,23 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/mbsncmp.c
+ * PURPOSE:     
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *              12/04/99: Created
+ */
+
+#include <msvcrt/mbctype.h>
+#include <msvcrt/ctype.h>
+
+// code page 952 only
+int _ismbcupper( unsigned int c )
+{
+	if ((c & 0xFF00) != 0) {
+		if ( c >= 0x8260 && c<= 0x8279 )
+			return 1;
+	}
+
+	return isupper(c);
+}
diff --git a/reactos/lib/msvcrt/mbstring/jistojms.c b/reactos/lib/msvcrt/mbstring/jistojms.c
new file mode 100644
index 00000000000..188905bbc85
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/jistojms.c
@@ -0,0 +1,24 @@
+#include <msvcrt/mbstring.h>
+
+unsigned short _mbcjistojms(unsigned short c)
+{
+  int c1, c2;
+
+  c2 = (unsigned char)c;
+  c1 = c >> 8;
+  if (c1 >= 0x21 && c1 <= 0x7e && c2 >= 0x21 && c2 <= 0x7e) {
+    if (c1 & 0x01) {
+      c2 += 0x1f;
+      if (c2 >= 0x7f)
+        c2 ++;
+    } else {
+      c2 += 0x7e;
+    }
+    c1 += 0xe1;
+    c1 >>= 1;
+    if (c1 >= 0xa0)
+      c1 += 0x40;
+    return ((c1 << 8) | c2);
+  }
+  return 0;
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/jmstojis.c b/reactos/lib/msvcrt/mbstring/jmstojis.c
new file mode 100644
index 00000000000..d53888e4aca
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/jmstojis.c
@@ -0,0 +1,25 @@
+#include <msvcrt/mbstring.h>
+
+unsigned short _mbcjmstojis(unsigned short c)
+{
+  int c1, c2;
+
+  c2 = (unsigned char)c;
+  c1 = c >> 8;
+  if (c1 < 0xf0 && _ismbblead(c1) && _ismbbtrail(c2)) {
+    if (c1 >= 0xe0)
+      c1 -= 0x40;
+    c1 -= 0x70;
+    c1 <<= 1;
+    if (c2 < 0x9f) {
+      c1 --;
+      c2 -= 0x1f;
+      if (c2 >= (0x80-0x1f))
+        c2 --;
+    } else {
+      c2 -= 0x7e;
+    }
+    return ((c1 << 8) | c2);
+  }
+  return 0;
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbbtype.c b/reactos/lib/msvcrt/mbstring/mbbtype.c
new file mode 100644
index 00000000000..85e605abef4
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbbtype.c
@@ -0,0 +1,48 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/mbbtype.c
+ * PURPOSE:     Determines the type of a multibyte character
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *              12/04/99: Created
+ */
+
+#include <crtdll/mbstring.h>
+#include <crtdll/mbctype.h>
+
+int _mbbtype(unsigned char c , int type)
+{
+  if (type == 1)
+    {
+      if ((c >= 0x40 && c <= 0x7e) || (c >= 0x80 && c <= 0xfc))
+	{
+	  return _MBC_TRAIL;
+	}
+      else if ((c >= 0x20 && c >= 0x7E) || (c >= 0xA1 && c <= 0xDF) ||
+	       (c >= 0x81 && c <= 0x9F) || (c >= 0xE0 && c <= 0xFC))
+	return _MBC_ILLEGAL;
+      else
+	return 0;
+    }
+  else
+    {
+      if ((c >= 0x20 && c <= 0x7E) || (c >= 0xA1  && c <= 0xDF ))
+	return _MBC_SINGLE;
+      else if ((c >= 0x81 && c <= 0x9F) || (c >= 0xE0 && c <= 0xFC))
+	return _MBC_LEAD;
+      else if ((c >= 0x20 && c >= 0x7E) || (c >= 0xA1 && c <= 0xDF) ||
+	       (c >= 0x81 && c <= 0x9F) || (c >= 0xE0 && c <= 0xFC))
+	return _MBC_ILLEGAL;
+      else
+	return 0;
+    }
+  return 0;
+}
+
+int _mbsbtype( const unsigned char *str, size_t n )
+{
+  if (str == NULL)
+    return -1;
+  return _mbbtype(*(str+n),1);
+}
diff --git a/reactos/lib/msvcrt/mbstring/mbccpy.c b/reactos/lib/msvcrt/mbstring/mbccpy.c
new file mode 100644
index 00000000000..7dcb2887256
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbccpy.c
@@ -0,0 +1,12 @@
+#include <msvcrt/mbstring.h>
+#include <msvcrt/string.h>
+
+size_t _mbclen2(const unsigned int s);
+
+void _mbccpy(unsigned char *dst, const unsigned char *src)
+{
+  if (!_ismbblead(*src) )
+    return;
+
+  memcpy(dst,src,_mbclen2(*src));
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbclen.c b/reactos/lib/msvcrt/mbstring/mbclen.c
new file mode 100644
index 00000000000..389aa07cee7
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbclen.c
@@ -0,0 +1,30 @@
+
+#include <msvcrt/mbstring.h>
+#include <msvcrt/stdlib.h>
+
+
+size_t _mbclen(const unsigned char *s)
+{
+	return (_ismbblead(*s>>8) && _ismbbtrail(*s&0x00FF)) ? 2 : 1;
+}
+
+size_t _mbclen2(const unsigned int s)
+{
+	return (_ismbblead(s>>8) && _ismbbtrail(s&0x00FF)) ? 2 : 1;
+}
+
+// assume MB_CUR_MAX == 2
+int mblen( const char *s, size_t count )
+{
+	size_t l;
+	if ( s == NULL )
+		return 0;
+
+	l =  _mbclen(s);
+	if ( l < count )
+		return -1;
+	return l;
+}
+
+
+
diff --git a/reactos/lib/msvcrt/mbstring/mbscat.c b/reactos/lib/msvcrt/mbstring/mbscat.c
new file mode 100644
index 00000000000..0ab0872299d
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbscat.c
@@ -0,0 +1,6 @@
+#include <msvcrt/string.h>
+
+unsigned char * _mbscat(unsigned char *dst, const unsigned char *src)
+{
+  return strcat(dst,src);
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbschr.c b/reactos/lib/msvcrt/mbstring/mbschr.c
new file mode 100644
index 00000000000..33b6d49b319
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbschr.c
@@ -0,0 +1,6 @@
+#include <msvcrt/string.h>
+
+unsigned char * _mbschr(const unsigned char *str, unsigned int c)
+{
+  return strchr(str,c);
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbscmp.c b/reactos/lib/msvcrt/mbstring/mbscmp.c
new file mode 100644
index 00000000000..86c05c24fe9
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbscmp.c
@@ -0,0 +1,7 @@
+#include <msvcrt/mbstring.h>
+#include <msvcrt/string.h>
+
+int _mbscmp(const unsigned char *str1, const unsigned char *str2)
+{
+  return strcmp(str1,str2);
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbscoll.c b/reactos/lib/msvcrt/mbstring/mbscoll.c
new file mode 100644
index 00000000000..dad12be050b
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbscoll.c
@@ -0,0 +1,97 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/mbscoll.c
+ * PURPOSE:     
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *              12/04/99: Created
+ */
+
+#include <msvcrt/mbstring.h>
+
+int colldif(unsigned short c1, unsigned short c2);
+
+int _mbscoll(const unsigned char *str1, const unsigned char *str2)
+{
+	unsigned char *s1 = (unsigned char *)str1;
+	unsigned char *s2 = (unsigned char *)str2;
+
+	unsigned short *short_s1, *short_s2;
+
+	int l1, l2;
+
+	while ( *s1 != 0 ) {
+		
+		if (*s1 == 0)
+			break;	
+
+		l1 = _ismbblead(*s1);
+		l2 = _ismbblead(*s2);
+		if ( !l1 &&  !l2  ) {
+
+			if (*s1 != *s2)
+				return colldif(*s1, *s2);
+			else {
+				s1 += 1;
+				s2 += 1;
+			}
+		}
+		else if ( l1 && l2 ){
+			short_s1 = (unsigned short *)s1;
+			short_s2 = (unsigned short *)s2;
+			if ( *short_s1 != *short_s2 )
+				return colldif(*short_s1, *short_s2);
+			else {
+				s1 += 2;
+				s2 += 2;
+
+			}
+		}
+		else
+			return colldif(*s1, *s2);
+	} ;
+	return 0;
+}
+
+#if 0
+int _mbsbcoll(const unsigned char *str1, const unsigned char *str2)
+{
+	unsigned char *s1 = (unsigned char *)str1;
+	unsigned char *s2 = (unsigned char *)str2;
+
+	unsigned short *short_s1, *short_s2;
+
+	int l1, l2;
+
+
+	while ( *s1 != 0 ) {
+		
+
+		l1 = _ismbblead(*s1);
+		l2 = _ismbblead(*s2);
+		if ( !l1 &&  !l2  ) {
+
+			if (*s1 != *s2)
+				return colldif(*s1, *s2);
+			else {
+				s1 += 1;
+				s2 += 1;
+			}
+		}
+		else if ( l1 && l2 ){
+			short_s1 = (unsigned short *)s1;
+			short_s2 = (unsigned short *)s2;
+			if ( *short_s1 != *short_s2 )
+				return colldif(*short_s1, *short_s2);
+			else {
+				s1 += 2;
+				s2 += 2;
+			}
+		}
+		else
+			return colldif(*s1, *s2);
+	} ;
+	return 0;
+}
+#endif
diff --git a/reactos/lib/msvcrt/mbstring/mbscpy.c b/reactos/lib/msvcrt/mbstring/mbscpy.c
new file mode 100644
index 00000000000..c29b10e5931
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbscpy.c
@@ -0,0 +1,7 @@
+#include <msvcrt/mbstring.h>
+#include <msvcrt/string.h>
+
+unsigned char * _mbscpy(unsigned char *dst, const unsigned char *str)
+{
+  return strcpy(dst,str);
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbscspn.c b/reactos/lib/msvcrt/mbstring/mbscspn.c
new file mode 100644
index 00000000000..46783ee21fc
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbscspn.c
@@ -0,0 +1,19 @@
+#include <msvcrt/mbstring.h>
+
+// not correct
+size_t _mbscspn(const unsigned char *s1, const unsigned char *s2)
+{
+  const char *p, *spanp;
+  char c, sc;
+
+  for (p = s1;;)
+  {
+    c = *p++;
+    spanp = s2;
+    do {
+      if ((sc = *spanp++) == c)
+	return (size_t)(p - 1) - (size_t)s1;
+    } while (sc != 0);
+  }
+  /* NOTREACHED */
+}
diff --git a/reactos/lib/msvcrt/mbstring/mbsdec.c b/reactos/lib/msvcrt/mbstring/mbsdec.c
new file mode 100644
index 00000000000..ba94cf6f862
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsdec.c
@@ -0,0 +1,14 @@
+#include <msvcrt/mbstring.h>
+
+unsigned char * _mbsdec(const unsigned char *str, const unsigned char *cur)
+{
+	unsigned char *s = (unsigned char *)cur;
+	if ( str >= cur )
+		return NULL;
+
+	s--;
+	if (_ismbblead(*(s-1)) )
+		s--;
+
+	return s; 
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbsdup.c b/reactos/lib/msvcrt/mbstring/mbsdup.c
new file mode 100644
index 00000000000..9195f389b21
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsdup.c
@@ -0,0 +1,25 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/hanzen.c
+ * PURPOSE:     Duplicates a multi byte string
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+		Modified from DJGPP strdup
+ *              12/04/99: Created
+ */
+
+#include <msvcrt/mbstring.h>
+#include <msvcrt/stdlib.h>
+
+unsigned char * _mbsdup(const unsigned char *_s)
+{
+	char *rv;
+	if (_s == 0)
+		return 0;
+	rv = (char *)malloc(_mbslen(_s) + 1);
+	if (rv == 0)
+		return 0;
+	_mbscpy(rv, _s);
+	return rv;
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbsicmp.c b/reactos/lib/msvcrt/mbstring/mbsicmp.c
new file mode 100644
index 00000000000..dbd861f584d
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsicmp.c
@@ -0,0 +1,62 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/mbsicmp.c
+ * PURPOSE:     Duplicates a multi byte string
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *              12/04/99: Created
+ */
+#include <msvcrt/mbstring.h>
+#include <msvcrt/mbctype.h>
+#include <msvcrt/ctype.h>
+
+int _mbsicmp(const unsigned char *str1, const unsigned char *str2)
+{
+	unsigned char *s1 = (unsigned char *)str1;
+	unsigned char *s2 = (unsigned char *)str2;
+
+	unsigned short *short_s1, *short_s2;
+
+	int l1, l2;
+
+	do {
+		
+		if (*s1 == 0)
+			break;	
+
+		l1 = _ismbblead(*s1);
+		l2 = _ismbblead(*s2);
+		if ( !l1 &&  !l2  ) {
+
+			if (toupper(*s1) != toupper(*s2))
+				return toupper(*s1) - toupper(*s2);
+			else {
+				s1 += 1;
+				s2 += 1;
+			}
+		}
+		else if ( l1 && l2 ){
+			short_s1 = (unsigned short *)s1;
+			short_s2 = (unsigned short *)s2;
+			if ( _mbctoupper(*short_s1) != _mbctoupper(*short_s2 ))
+				return _mbctoupper(*short_s1) - _mbctoupper(*short_s2);
+			else {
+				s1 += 2;
+				s2 += 2;
+			}
+		}
+		else
+			return *s1 - *s2;
+	} while (*s1 != 0);
+	return 0;
+
+  while (toupper(*s1) == toupper(*s2))
+  {
+    if (*s1 == 0)
+      return 0;
+    s1++;
+    s2++;
+  }
+  return toupper(*(unsigned const char *)s1) - toupper(*(unsigned const char *)(s2));
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbsicoll.c b/reactos/lib/msvcrt/mbstring/mbsicoll.c
new file mode 100644
index 00000000000..32020cc8348
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsicoll.c
@@ -0,0 +1,55 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/iskpun.c
+ * PURPOSE:     
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *              12/04/99: Created
+ */
+#include <msvcrt/mbstring.h>
+#include <msvcrt/mbctype.h>
+#include <msvcrt/ctype.h>
+
+int colldif(unsigned short c1, unsigned short c2);
+int _mbsicoll(const unsigned char *str1, const unsigned char *str2)
+{
+	unsigned char *s1 = (unsigned char *)str1;
+	unsigned char *s2 = (unsigned char *)str2;
+
+	unsigned short *short_s1, *short_s2;
+
+	int l1, l2;
+
+	while ( *s1 != 0 ) {
+		
+		if (*s1 == 0)
+			break;	
+
+		l1 = _ismbblead(*s1);
+		l2 = _ismbblead(*s2);
+		if ( !l1 &&  !l2  ) {
+
+			if (toupper(*s1) != toupper(*s2))
+				return colldif(*s1, *s2);
+			else {
+				s1 += 1;
+				s2 += 1;
+			}
+		}
+		else if ( l1 && l2 ){
+			short_s1 = (unsigned short *)s1;
+			short_s2 = (unsigned short *)s2;
+			if ( _mbctoupper(*short_s1) != _mbctoupper(*short_s2 ))
+				return colldif(*short_s1, *short_s2);
+			else {
+				s1 += 2;
+				s2 += 2;
+
+			}
+		}
+		else
+			return colldif(*s1, *s2);
+	} ;
+	return 0;
+}
diff --git a/reactos/lib/msvcrt/mbstring/mbsinc.c b/reactos/lib/msvcrt/mbstring/mbsinc.c
new file mode 100644
index 00000000000..30e42e9e22d
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsinc.c
@@ -0,0 +1,10 @@
+#include <msvcrt/mbstring.h>
+
+unsigned char * _mbsinc(const unsigned char *s)
+{
+	unsigned char *c = (unsigned char *)s;
+	if (_ismbblead(*s) ) 
+		c++;
+	c++;
+	return c;
+}
diff --git a/reactos/lib/msvcrt/mbstring/mbslen.c b/reactos/lib/msvcrt/mbstring/mbslen.c
new file mode 100644
index 00000000000..f656819c1c6
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbslen.c
@@ -0,0 +1,15 @@
+#include <msvcrt/mbstring.h>
+
+size_t _mbclen2(const unsigned int s);
+
+size_t _mbslen(const unsigned char *str)
+{
+	int i = 0;
+	unsigned char *s;
+
+	if (str == 0)
+		return 0;
+		
+	for (s = (unsigned char *)str; *s; s+=_mbclen2(*s),i++);
+	return i;
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbslwr.c b/reactos/lib/msvcrt/mbstring/mbslwr.c
new file mode 100644
index 00000000000..0b405fdb054
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbslwr.c
@@ -0,0 +1,45 @@
+#include <msvcrt/mbstring.h>
+#include <msvcrt/ctype.h>
+
+unsigned int _mbbtolower(unsigned int c)
+{
+	if (!_ismbblead(c) )
+		return tolower(c);
+	return c;
+}
+
+// code page 952
+#define CASE_DIFF (0x8281 - 0x8260)
+
+unsigned int _mbctolower(unsigned int c)
+{
+  if ((c & 0xFF00) != 0)
+    {
+      // true multibyte case conversion needed
+      if (_ismbclower(c))
+	return c + CASE_DIFF;
+    }
+  else
+     return _mbbtolower(c);
+
+  return 0;
+}
+
+unsigned char * _mbslwr(unsigned char *x)
+{
+  unsigned char  *y=x;
+
+  while (*y)
+    {
+      if (!_ismbblead(*y))
+	{
+	  *y = tolower(*y);
+	}
+      else
+	{
+	  *y=_mbctolower(*(unsigned short *)y);
+	  y++;
+	}
+    }
+  return x;
+}
diff --git a/reactos/lib/msvcrt/mbstring/mbsncat.c b/reactos/lib/msvcrt/mbstring/mbsncat.c
new file mode 100644
index 00000000000..22bee368174
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsncat.c
@@ -0,0 +1,58 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/mbsset.c 
+ * PURPOSE:     Concatenate two multi byte string to maximum of n characters or bytes
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *              12/04/99: Created
+ */
+
+#include <msvcrt/mbstring.h>
+#include <msvcrt/string.h>
+
+size_t _mbclen2(const unsigned int s);
+
+unsigned char * _mbsncat(unsigned char *dst, const unsigned char *src, size_t n)
+{
+	char *d = (char *)dst;
+	char *s = (char *)src;
+	if (n != 0) {
+		d = dst + strlen(dst); // get the end of string 
+		d += _mbclen2(*d); // move 1 or 2 up
+
+		do {
+			if ((*d++ = *s++) == 0)
+			{
+				while (--n != 0)
+					*d++ = 0;
+				break;
+			}
+			if (!_ismbblead(*s) )
+				n--;
+		} while (n > 0);
+	}
+	return dst;
+}
+
+unsigned char * _mbsnbcat(unsigned char *dst, const unsigned char *src, size_t n)
+{
+	char *d; 
+	char *s = (char *)src;
+	if (n != 0) {
+		d = dst + strlen(dst); // get the end of string 
+		d += _mbclen2(*d); // move 1 or 2 up
+
+		do {
+			if ((*d++ = *s++) == 0)
+			{
+				while (--n != 0)
+					*d++ = 0;
+				break;
+			}
+			if ( !(n==1 && _ismbblead(*s)) )
+				n--;
+		} while (n > 0);
+	}
+	return dst;
+}
diff --git a/reactos/lib/msvcrt/mbstring/mbsnccnt.c b/reactos/lib/msvcrt/mbstring/mbsnccnt.c
new file mode 100644
index 00000000000..d1052b2f308
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsnccnt.c
@@ -0,0 +1,29 @@
+#include <msvcrt/mbstring.h>
+
+size_t _mbsnccnt(const unsigned char *str, size_t n)
+{
+	unsigned char *s = (unsigned char *)str;
+	size_t cnt = 0;
+	while(*s != 0 && n > 0) {
+		if (_ismbblead(*s) ) 
+			s++;
+		else
+			n--;
+		s++;
+		cnt++;
+	}
+	
+	return cnt;
+}
+
+size_t _mbsnbcnt(const unsigned char *str, size_t n)
+{
+	unsigned char *s = (unsigned char *)str;
+	while(*s != 0 && n > 0) {
+		if (!_ismbblead(*s) )
+			n--;
+		s++;
+	}
+	
+	return (size_t)(s - str);
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbsncmp.c b/reactos/lib/msvcrt/mbstring/mbsncmp.c
new file mode 100644
index 00000000000..9e3fc8e60c7
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsncmp.c
@@ -0,0 +1,103 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/mbsncmp.c
+ * PURPOSE:     Compares two strings to a maximum of n bytes or characters
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *              12/04/99: Created
+ */
+
+#include <msvcrt/mbstring.h>
+
+int _mbsncmp(const unsigned char *str1, const unsigned char *str2, size_t n)
+{
+	unsigned char *s1 = (unsigned char *)str1;
+	unsigned char *s2 = (unsigned char *)str2;
+
+	unsigned short *short_s1, *short_s2;
+
+	int l1, l2;
+
+	if (n == 0)
+		return 0;
+	do {
+		
+		if (*s1 == 0)
+			break;	
+
+		l1 = _ismbblead(*s1);
+		l2 = _ismbblead(*s2);
+		if ( !l1 &&  !l2  ) {
+
+			if (*s1 != *s2)
+				return *s1 - *s2;
+			else {
+				s1 += 1;
+				s2 += 1;
+				n--;
+			}
+		}
+		else if ( l1 && l2 ){
+			short_s1 = (unsigned short *)s1;
+			short_s2 = (unsigned short *)s2;
+			if ( *short_s1 != *short_s2 )
+				return *short_s1 - *short_s2;
+			else {
+				s1 += 2;
+				s2 += 2;
+				n--;
+
+			}
+		}
+		else
+			return *s1 - *s2;
+	} while (n > 0);
+	return 0;
+}
+
+int _mbsnbcmp(const unsigned char *str1, const unsigned char *str2, size_t n)
+{
+	unsigned char *s1 = (unsigned char *)str1;
+	unsigned char *s2 = (unsigned char *)str2;
+
+	unsigned short *short_s1, *short_s2;
+
+	int l1, l2;
+
+	if (n == 0)
+		return 0;
+	do {
+		
+		if (*s1 == 0)
+			break;	
+
+		l1 = _ismbblead(*s1);
+		l2 = _ismbblead(*s2);
+		if ( !l1 &&  !l2  ) {
+
+			if (*s1 != *s2)
+				return *s1 - *s2;
+			else {
+				s1 += 1;
+				s2 += 1;
+				n--;
+			}
+		}
+		else if ( l1 && l2 ){
+			short_s1 = (unsigned short *)s1;
+			short_s2 = (unsigned short *)s2;
+			if ( *short_s1 != *short_s2 )
+				return *short_s1 - *short_s2;
+			else {
+				s1 += 2;
+				s2 += 2;
+				n-=2;
+
+			}
+		}
+		else
+			return *s1 - *s2;
+	} while (n > 0);
+	return 0;
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbsncoll.c b/reactos/lib/msvcrt/mbstring/mbsncoll.c
new file mode 100644
index 00000000000..41573d6a832
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsncoll.c
@@ -0,0 +1,109 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/mbsncoll.c
+ * PURPOSE:     
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *              12/04/99: Created
+ */
+#include <msvcrt/mbstring.h>
+
+int colldif(unsigned short c1, unsigned short c2);
+
+int _mbsncoll(const unsigned char *str1, const unsigned char *str2, size_t n)
+{
+	unsigned char *s1 = (unsigned char *)str1;
+	unsigned char *s2 = (unsigned char *)str2;
+
+	unsigned short *short_s1, *short_s2;
+
+	int l1, l2;
+
+	if (n == 0)
+		return 0;
+	do {
+		
+		if (*s1 == 0)
+			break;	
+
+		l1 = _ismbblead(*s1);
+		l2 = _ismbblead(*s2);
+		if ( !l1 &&  !l2  ) {
+
+			if (*s1 != *s2)
+				return colldif(*s1, *s2);
+			else {
+				s1 += 1;
+				s2 += 1;
+				n--;
+			}
+		}
+		else if ( l1 && l2 ){
+			short_s1 = (unsigned short *)s1;
+			short_s2 = (unsigned short *)s2;
+			if ( *short_s1 != *short_s2 )
+				return colldif(*short_s1, *short_s2);
+			else {
+				s1 += 2;
+				s2 += 2;
+				n--;
+
+			}
+		}
+		else
+			return colldif(*s1, *s2);
+	} while (n > 0);
+	return 0;
+}
+
+int _mbsnbcoll(const unsigned char *str1, const unsigned char *str2, size_t n)
+{
+	unsigned char *s1 = (unsigned char *)str1;
+	unsigned char *s2 = (unsigned char *)str2;
+
+	unsigned short *short_s1, *short_s2;
+
+	int l1, l2;
+
+	if (n == 0)
+		return 0;
+	do {
+		
+		if (*s1 == 0)
+			break;	
+
+		l1 = _ismbblead(*s1);
+		l2 = _ismbblead(*s2);
+		if ( !l1 &&  !l2  ) {
+
+			if (*s1 != *s2)
+				return colldif(*s1, *s2);
+			else {
+				s1 += 1;
+				s2 += 1;
+				n--;
+			}
+		}
+		else if ( l1 && l2 ){
+			short_s1 = (unsigned short *)s1;
+			short_s2 = (unsigned short *)s2;
+			if ( *short_s1 != *short_s2 )
+				return colldif(*short_s1, *short_s2);
+			else {
+				s1 += 2;
+				s2 += 2;
+				n-=2;
+
+			}
+		}
+		else
+			return colldif(*s1, *s2);
+	} while (n > 0);
+	return 0;
+}
+
+int colldif(unsigned short c1, unsigned short c2)
+{
+  return c1 - c2;
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbsncpy.c b/reactos/lib/msvcrt/mbstring/mbsncpy.c
new file mode 100644
index 00000000000..dfce6489312
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsncpy.c
@@ -0,0 +1,77 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/mbsncpy.c
+ * PURPOSE:     Copies a string to a maximum of n bytes or characters
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *              12/04/99: Created
+ */
+
+#include <msvcrt/mbstring.h>
+
+unsigned char *_mbsncpy(unsigned char *str1, const unsigned char *str2, size_t n)
+{
+	unsigned char *s1 = (unsigned char *)str1;
+	unsigned char *s2 = (unsigned char *)str2;
+
+	unsigned short *short_s1, *short_s2;
+
+	if (n == 0)
+		return 0;
+	do {
+		
+		if (*s2 == 0)
+			break;	
+
+		if (  !_ismbblead(*s2) ) {
+
+			*s1 = *s2;
+			s1 += 1;
+			s2 += 1;
+			n--;
+		}
+		else {
+			short_s1 = (unsigned short *)s1;
+			short_s2 = (unsigned short *)s2;
+			*short_s1 = *short_s2;
+			s1 += 2;
+			s2 += 2;
+			n--;
+		}
+	} while (n > 0);
+	return str1;
+}
+
+unsigned char * _mbsnbcpy(unsigned char *str1, const unsigned char *str2, size_t n)
+{
+	unsigned char *s1 = (unsigned char *)str1;
+	unsigned char *s2 = (unsigned char *)str2;
+
+	unsigned short *short_s1, *short_s2;
+
+	if (n == 0)
+		return 0;
+	do {
+		
+		if (*s2 == 0)
+			break;	
+
+		if (  !_ismbblead(*s2) ) {
+
+			*s1 = *s2;
+			s1 += 1;
+			s2 += 1;
+			n--;
+		}
+		else {
+			short_s1 = (unsigned short *)s1;
+			short_s2 = (unsigned short *)s2;
+			*short_s1 = *short_s2;
+			s1 += 2;
+			s2 += 2;
+			n-=2;
+		}
+	} while (n > 0);
+	return str1;
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbsnextc.c b/reactos/lib/msvcrt/mbstring/mbsnextc.c
new file mode 100644
index 00000000000..9a1f825c46e
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsnextc.c
@@ -0,0 +1,16 @@
+#include <msvcrt/mbstring.h>
+
+unsigned int _mbsnextc (const unsigned char *src)
+{
+  unsigned char *char_src = (unsigned char *)src;
+  unsigned short *short_src = (unsigned short *)src;
+
+  if (src == NULL)
+    return 0;
+
+  if (!_ismbblead(*src))
+     return *char_src;
+  else
+     return *short_src;
+  return 0;
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbsnicmp.c b/reactos/lib/msvcrt/mbstring/mbsnicmp.c
new file mode 100644
index 00000000000..7b54513dd17
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsnicmp.c
@@ -0,0 +1,39 @@
+#include <msvcrt/mbstring.h>
+
+size_t _mbclen2(const unsigned int s);
+unsigned int _mbbtoupper(unsigned int c);
+
+int _mbsnicmp(const unsigned char *s1, const unsigned char *s2, size_t n)
+{
+  if (n == 0)
+    return 0;
+  do {
+    if (_mbbtoupper(*s1) != _mbbtoupper(*s2))
+      return _mbbtoupper(*(unsigned const char *)s1) - _mbbtoupper(*(unsigned const char *)s2);
+    s1 += _mbclen2(*s1);
+    s2 += _mbclen2(*s2);
+
+    if (*s1 == 0)
+      break;
+    if (!_ismbblead(*s1))
+      n--;
+  } while (n > 0);
+  return 0;
+}
+
+int _mbsnbicmp(const unsigned char *s1, const unsigned char *s2, size_t n)
+{
+  if (n == 0)
+    return 0;
+  do {
+    if (_mbbtoupper(*s1) != _mbbtoupper(*s2))
+      return _mbbtoupper(*(unsigned const char *)s1) - _mbbtoupper(*(unsigned const char *)s2);
+    s1 += _mbclen2(*s1);
+    s2 += _mbclen2(*s2);
+
+    if (*s1 == 0)
+      break;
+    n--;
+  } while (n > 0);
+  return 0;
+}
diff --git a/reactos/lib/msvcrt/mbstring/mbsnicoll.c b/reactos/lib/msvcrt/mbstring/mbsnicoll.c
new file mode 100644
index 00000000000..e79e5d29b78
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsnicoll.c
@@ -0,0 +1,11 @@
+#include <msvcrt/mbstring.h>
+
+int _mbsnicoll(const unsigned char *s1, const unsigned char *s2, size_t n)
+{
+  return 0;
+}
+
+int _mbsnbicoll(const unsigned char *s1, const unsigned char *s2, size_t n)
+{
+  return 0;
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbsninc.c b/reactos/lib/msvcrt/mbstring/mbsninc.c
new file mode 100644
index 00000000000..09c5e4c41e1
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsninc.c
@@ -0,0 +1,13 @@
+#include <msvcrt/mbstring.h>
+
+unsigned char * _mbsninc(const unsigned char *str, size_t n)
+{
+	unsigned char *s = (unsigned char *)str;
+	while(*s != 0 && n > 0) {
+		if (!_ismbblead(*s) )
+			n--;
+		s++;
+	}
+
+	return s;
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbsnset.c b/reactos/lib/msvcrt/mbstring/mbsnset.c
new file mode 100644
index 00000000000..b762eef0aa0
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsnset.c
@@ -0,0 +1,64 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/mbsset.c 
+ * PURPOSE:     Fills a string with a multibyte character
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *              12/04/99: Created
+ */
+#include <msvcrt/mbstring.h>
+
+size_t _mbclen2(const unsigned int s);
+
+unsigned char * _mbsnset(unsigned char *src, unsigned int val, size_t count)
+{
+	unsigned char *char_src = (unsigned char *)src;
+	unsigned short *short_src = (unsigned short *)src;
+
+	if ( _mbclen2(val) == 1 ) {
+	
+		while(count > 0) {
+			*char_src = val;
+			char_src++;
+			count--;
+		}
+		*char_src = 0;
+	}
+	else {
+		while(count > 0) {
+			*short_src = val;
+			short_src++;
+			count-=2;
+		}
+		*short_src = 0;
+	}
+
+	return src;
+}
+
+unsigned char * _mbsnbset(unsigned char *src, unsigned int val, size_t count)
+{
+	unsigned char *char_src = (unsigned char *)src;
+	unsigned short *short_src = (unsigned short *)src;
+
+	if ( _mbclen2(val) == 1 ) {
+	
+		while(count > 0) {
+			*char_src = val;
+			char_src++;
+			count--;
+		}
+		*char_src = 0;
+	}
+	else {
+		while(count > 0) {
+			*short_src = val;
+			short_src++;
+			count-=2;
+		}
+		*short_src = 0;
+	}
+
+	return src;
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbspbrk.c b/reactos/lib/msvcrt/mbstring/mbspbrk.c
new file mode 100644
index 00000000000..f9566e7dd26
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbspbrk.c
@@ -0,0 +1,16 @@
+#include <msvcrt/mbstring.h>
+
+// not correct
+unsigned char * _mbspbrk(const unsigned char *s1, const unsigned char *s2)
+{
+  const char *scanp;
+  int c, sc;
+
+  while ((c = *s1++) != 0)
+  {
+    for (scanp = s2; (sc = *scanp++) != 0;)
+      if (sc == c)
+	return (unsigned char *)((char *)s1 - (char *)1);
+  }
+  return 0;
+}
diff --git a/reactos/lib/msvcrt/mbstring/mbsrchr.c b/reactos/lib/msvcrt/mbstring/mbsrchr.c
new file mode 100644
index 00000000000..3a2a8d61a29
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsrchr.c
@@ -0,0 +1,30 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/mbsrchr.c 
+ * PURPOSE:     Searches for a character in reverse
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *              12/04/99: Created
+ */
+
+#include <msvcrt/mbstring.h>
+
+size_t _mbclen2(const unsigned int s);
+
+unsigned char * _mbsrchr(const unsigned char *src, unsigned int val)
+{
+	char  *s = (char *)src;
+	short cc = val;
+	const char *sp=(char *)0;
+
+	while (*s)
+	{
+		if (*(short *)s == cc)
+			sp = s;
+		s+= _mbclen2(*s);
+	}
+	if (cc == 0)
+		sp = s;
+	return (char *)sp;
+}
diff --git a/reactos/lib/msvcrt/mbstring/mbsrev.c b/reactos/lib/msvcrt/mbstring/mbsrev.c
new file mode 100644
index 00000000000..bb372fd68eb
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsrev.c
@@ -0,0 +1,28 @@
+#include <msvcrt/mbstring.h>
+
+unsigned char * _mbsrev(unsigned char *s)
+{
+	unsigned char  *e;
+	unsigned char  a;
+	e=s;
+	while (*e) {
+		if ( _ismbblead(*e) ) {
+			a = *e;
+			*e = *++e;
+			if ( *e == 0 )
+				break;
+			*e = a;
+		} 
+		e++;
+	}
+	while (s<e) {
+		a=*s;
+		*s=*e;
+		*e=a;
+		s++;
+		e--;
+	}
+	
+
+	return s;
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbsset.c b/reactos/lib/msvcrt/mbstring/mbsset.c
new file mode 100644
index 00000000000..4c6f14c23ef
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsset.c
@@ -0,0 +1,37 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/crtdll/mbstring/mbsset.c 
+ * PURPOSE:     Fills a string with a multibyte character
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *              12/04/99: Created
+ */
+
+#include <msvcrt/mbstring.h>
+
+size_t _mbclen2(const unsigned int s);
+
+unsigned char * _mbsset(unsigned char *src, unsigned int c)
+{
+	unsigned char *char_src = src;
+	unsigned short *short_src = (unsigned short *)src;
+
+	if ( _mbclen2(c) == 1 ) {
+	
+		while(*char_src != 0) {
+			*char_src = c;
+			char_src++;
+		}
+		*char_src = 0;
+	}
+	else {
+		while(*short_src != 0) {
+			*short_src = c;
+			short_src++;
+		}
+		*short_src = 0;
+	}
+
+	return src;
+}
diff --git a/reactos/lib/msvcrt/mbstring/mbsspn.c b/reactos/lib/msvcrt/mbstring/mbsspn.c
new file mode 100644
index 00000000000..796d90fc74c
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsspn.c
@@ -0,0 +1,16 @@
+#include <msvcrt/mbstring.h>
+
+// not correct
+size_t _mbsspn(const unsigned char *s1, const unsigned char *s2)
+{
+  const char *p = s1, *spanp;
+  char c, sc;
+
+ cont:
+  c = *p++;
+  for (spanp = s2; (sc = *spanp++) != 0;)
+    if (sc == c)
+      goto cont;
+  return (size_t)(p - 1) - (size_t)s1;
+// - (char *)s1);
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbsspnp.c b/reactos/lib/msvcrt/mbstring/mbsspnp.c
new file mode 100644
index 00000000000..7329ba5e35c
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsspnp.c
@@ -0,0 +1,15 @@
+#include <msvcrt/mbstring.h>
+
+// not correct
+unsigned char * _mbsspnp(const unsigned char *s1, const unsigned char *s2)
+{
+  const char *p = s1, *spanp;
+  char c, sc;
+
+ cont:
+  c = *p++;
+  for (spanp = s2; (sc = *spanp++) != 0;)
+    if (sc == c)
+      goto cont;
+  return (unsigned char *)p;
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbsstr.c b/reactos/lib/msvcrt/mbstring/mbsstr.c
new file mode 100644
index 00000000000..9af8248386d
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsstr.c
@@ -0,0 +1,20 @@
+#include <msvcrt/mbstring.h>
+#include <msvcrt/stdlib.h>
+
+unsigned char *_mbsstr(const unsigned char *src1,const unsigned char *src2)
+{
+  int len;
+
+  if (src2 ==NULL || *src2 == 0)
+    return (unsigned char *)src1;
+
+  len = _mbstrlen(src2);
+
+  while(*src1)
+    {
+      if ((*src1 == *src2) && (_mbsncmp(src1,src2,len) == 0))
+	return (unsigned char *)src1;
+      src1 = (unsigned char *)_mbsinc(src1);
+    }
+  return NULL;
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbstok.c b/reactos/lib/msvcrt/mbstring/mbstok.c
new file mode 100644
index 00000000000..84e0104e5a2
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbstok.c
@@ -0,0 +1,53 @@
+#include <msvcrt/mbstring.h>
+
+unsigned char * _mbstok(unsigned char *s, const unsigned char *delim)
+{
+  const char *spanp;
+  int c, sc;
+  char *tok;
+  static char *last;
+
+
+  if (s == NULL && (s = last) == NULL)
+    return (NULL);
+
+  /*
+   * Skip (span) leading delimiters (s += strspn(s, delim), sort of).
+   */
+ cont:
+  c = *s;
+  s = _mbsinc(s);
+
+  for (spanp = delim; (sc = *spanp) != 0; spanp = _mbsinc(spanp)) {
+    if (c == sc)
+      goto cont;
+  }
+
+  if (c == 0) {			/* no non-delimiter characters */
+    last = NULL;
+    return (NULL);
+  }
+  tok = s - 1;
+
+  /*
+   * Scan token (scan for delimiters: s += strcspn(s, delim), sort of).
+   * Note that delim must have one NUL; we stop if we see that, too.
+   */
+  for (;;) {
+    c = *s;
+    s = _mbsinc(s);
+    spanp = delim;
+    do {
+      if ((sc = *spanp) == c) {
+	if (c == 0)
+	  s = NULL;
+	else
+	  s[-1] = 0;
+	last = s;
+	return (tok);
+      }
+      spanp = _mbsinc(spanp);
+    } while (sc != 0);
+  }
+  /* NOTREACHED */
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbstrlen.c b/reactos/lib/msvcrt/mbstring/mbstrlen.c
new file mode 100644
index 00000000000..ad9631c176a
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbstrlen.c
@@ -0,0 +1,16 @@
+#include <msvcrt/mbstring.h>
+#include <msvcrt/stdlib.h>
+
+size_t _mbstrlen( const char *string )
+{
+	char *s = (char *)string;
+	size_t i = 0;
+
+	while ( *s != 0 ) {
+		if ( _ismbblead(*s) )
+			s++;
+		s++;
+		i++;
+	}
+	return i;
+}
\ No newline at end of file
diff --git a/reactos/lib/msvcrt/mbstring/mbsupr.c b/reactos/lib/msvcrt/mbstring/mbsupr.c
new file mode 100644
index 00000000000..3c937164b6f
--- /dev/null
+++ b/reactos/lib/msvcrt/mbstring/mbsupr.c
@@ -0,0 +1,50 @@
+/*
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS system libraries
+ * FILE:        lib/msvcrt/mbstring/mbsupr.c
+ * PURPOSE:     
+ * PROGRAMER:   Boudewijn Dekker
+ * UPDATE HISTORY:
+ *              12/04/99: Created
+ */
+#include <msvcrt/mbstring.h>
+#include <msvcrt/ctype.h>
+
+unsigned int _mbbtoupper(unsigned int c)
+{
+	if (!_ismbblead(c) )
+		return toupper(c);
+	
+	return c;
+}
+
+// codepage 952
+#define CASE_DIFF (0x8281 - 0x8260)
+
+unsigned int _mbctoupper(unsigned int c)
+{
+
+        if ((c & 0xFF00) != 0) {
+// true multibyte case conversion needed
+	if ( _ismbcupper(c) )
+		return c + CASE_DIFF;
+
+        } else
+		return _mbbtoupper(c);
+
+	return 0;
+}
+
+unsigned char * _mbsupr(unsigned char *x)
+{
+	unsigned char  *y=x;
+        while (*y) {
+		if (!_ismbblead(*y) )
+			*y = toupper(*y);
+		else {
+                	*y=_mbctoupper(*(unsigned short *)y);
+                	y++;
+		}
+        }
+        return x;
+}
\ No newline at end of file