diff --git a/programs/develop/ktcc/trunk/libc.obj/include/stdio.h b/programs/develop/ktcc/trunk/libc.obj/include/stdio.h
index 24383b2602..d0990e408e 100644
--- a/programs/develop/ktcc/trunk/libc.obj/include/stdio.h
+++ b/programs/develop/ktcc/trunk/libc.obj/include/stdio.h
@@ -47,9 +47,10 @@ extern void _FUNC(debug_printf)(const char* format, ...);
 
 typedef size_t fpos_t;
 
-#define _FILEMODE_R 1 << 0 // Read
-#define _FILEMODE_W 1 << 1 // Write
-#define _FILEMODE_A 1 << 2 // Append
+#define _FILEMODE_R     1 << 0 // Read
+#define _FILEMODE_W     1 << 1 // Write
+#define _FILEMODE_A     1 << 2 // Append
+#define _FILEMODE_PLUS  1 << 3 // Plus
 
 typedef struct FILE_s {
     char *name;
diff --git a/programs/develop/ktcc/trunk/libc.obj/include/stdlib.h b/programs/develop/ktcc/trunk/libc.obj/include/stdlib.h
index 286d0eab98..532474e39f 100644
--- a/programs/develop/ktcc/trunk/libc.obj/include/stdlib.h
+++ b/programs/develop/ktcc/trunk/libc.obj/include/stdlib.h
@@ -43,6 +43,7 @@ extern int  _FUNC(rand)(void);
 extern void _FUNC(__assert_fail)(const char *expr, const char *file, int line, const char *func);
 extern void _FUNC(qsort)(void *base0, size_t n, size_t size, int (*compar)(const void *, const void *));
 
+extern double _FUNC(strtod)(const char *s, char **sret);
 extern double _FUNC(atof)(const char *ascii);
 
 #endif
diff --git a/programs/develop/ktcc/trunk/libc.obj/source/libc.c b/programs/develop/ktcc/trunk/libc.obj/source/libc.c
index 86b2bb1c8e..16bb0c8806 100644
--- a/programs/develop/ktcc/trunk/libc.obj/source/libc.c
+++ b/programs/develop/ktcc/trunk/libc.obj/source/libc.c
@@ -100,6 +100,7 @@
 #include "stdlib/rand.c"
 #include "stdlib/qsort.c"
 #include "stdlib/assert.c"
+#include "stdlib/strtod.c"
 #include "stdlib/atof.c"
 
 #include "math/acosh.c"
diff --git a/programs/develop/ktcc/trunk/libc.obj/source/stdio/fclose.c b/programs/develop/ktcc/trunk/libc.obj/source/stdio/fclose.c
index 8f558f4778..e4a7c7212a 100644
--- a/programs/develop/ktcc/trunk/libc.obj/source/stdio/fclose.c
+++ b/programs/develop/ktcc/trunk/libc.obj/source/stdio/fclose.c
@@ -1,7 +1,9 @@
+#include "stddef.h"
 #include <stdio.h>
 #include <stdlib.h>
 
 int fclose(FILE *stream) {
 	free(stream);
+	stream = NULL;
 	return 0;
 }
diff --git a/programs/develop/ktcc/trunk/libc.obj/source/stdio/fread.c b/programs/develop/ktcc/trunk/libc.obj/source/stdio/fread.c
index be28b9398a..0aec53d777 100644
--- a/programs/develop/ktcc/trunk/libc.obj/source/stdio/fread.c
+++ b/programs/develop/ktcc/trunk/libc.obj/source/stdio/fread.c
@@ -24,7 +24,7 @@ size_t fread(void *restrict ptr, size_t size, size_t nmemb, FILE *restrict strea
 		return nmemb;
 	}
 
-    if(stream->mode & _FILEMODE_R){
+    if(stream->mode != _FILEMODE_W && stream->mode != _FILEMODE_A){
         if(!stream->__ungetc_emu_buff){
 			((char*) ptr)[0]=(char)stream->__ungetc_emu_buff;
 			//debug_printf("Ungetc: %x\n", ((char*) ptr)[0]);
diff --git a/programs/develop/ktcc/trunk/libc.obj/source/stdio/freopen.c b/programs/develop/ktcc/trunk/libc.obj/source/stdio/freopen.c
index e8fde3144e..a26a0eb115 100644
--- a/programs/develop/ktcc/trunk/libc.obj/source/stdio/freopen.c
+++ b/programs/develop/ktcc/trunk/libc.obj/source/stdio/freopen.c
@@ -1,53 +1,62 @@
-#include "stddef.h"
-#include "sys/ksys.h"
+#include <stddef.h>
+#include <sys/ksys.h>
 #include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <sys/dirent.h>
 
-#define CREATE_FILE()   if(_ksys_file_create(_name)){ \
-                            errno= EIO; \
-                            free(out); \
-                            out = NULL; \
-                        }
+
+static FILE* _set_errno(FILE *out, int err){
+    errno = err;
+    if(out){
+        free(out->name);
+        free(out);
+    }
+    out = NULL;
+    return out;
+}
+
+static void _create_file(char *name, FILE *out){
+    if(_ksys_file_create(name)){
+       _set_errno(out, EIO);
+    }
+}
 
 FILE *freopen(const char *restrict _name, const char *restrict _mode, FILE *restrict out) {
     if(!_name || !_mode || !out){
-        errno = EINVAL;
-        return NULL;
+        return _set_errno(out, EINVAL);
     }
 
-    if (strchr(_mode, 'r')) { out->mode = _FILEMODE_R; }
-    if (strchr(_mode, 'a')) { out->mode = _FILEMODE_A; }
-    if (strchr(_mode, 'w')) { out->mode = _FILEMODE_W; }
-
     ksys_bdfe_t info;
     int no_file = _ksys_file_get_info(_name, &info);
+    if(!no_file && info.attributes & IS_FOLDER){
+        return _set_errno(out, EISDIR);
+    }
+    
     out->eof=0;
     out->error=0;
     out->position=0;
     out->name = strdup(_name);
     
-    switch (out->mode) {
-    case _FILEMODE_A :
+    if (strchr(_mode, 'r')) { out->mode = _FILEMODE_R; }
+    if (strchr(_mode, 'w')) { out->mode = _FILEMODE_W; }
+    if (strchr(_mode, 'a')) { out->mode = _FILEMODE_A; }
+    if (strchr(_mode, '+')) { out->mode |= _FILEMODE_PLUS; }
+
+    if(out->mode & _FILEMODE_A){
         if(no_file){
-            CREATE_FILE();
+            _create_file(out->name, out);
         }
         out->position = info.size;
-        break;
-    case _FILEMODE_W :
-        CREATE_FILE();
-        break;
-    case _FILEMODE_R :
+    }else if(out->mode & _FILEMODE_W){
+        _create_file(out->name, out);
+    }else if((out->mode & _FILEMODE_R)){
         if(no_file){
-            free(out);
-            out = NULL;
+            _set_errno(out, ENOENT);
         }
-        break;
-    default:
-        free(out);
-        out = NULL;
-        break;
+    }else{
+        _set_errno(out, EINVAL);
     }
     return out;
 }
\ No newline at end of file
diff --git a/programs/develop/ktcc/trunk/libc.obj/source/stdlib/atof.c b/programs/develop/ktcc/trunk/libc.obj/source/stdlib/atof.c
index f9f7f98a91..0db314b442 100644
--- a/programs/develop/ktcc/trunk/libc.obj/source/stdlib/atof.c
+++ b/programs/develop/ktcc/trunk/libc.obj/source/stdlib/atof.c
@@ -1,8 +1,7 @@
 /* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */
 #include <stdlib.h>
 
-double
-atof(const char *ascii)
+double atof(const char *ascii)
 {
   return strtod(ascii, 0);
 }
diff --git a/programs/develop/ktcc/trunk/libc.obj/source/stdlib/strtod.c b/programs/develop/ktcc/trunk/libc.obj/source/stdlib/strtod.c
new file mode 100644
index 0000000000..f095b36902
--- /dev/null
+++ b/programs/develop/ktcc/trunk/libc.obj/source/stdlib/strtod.c
@@ -0,0 +1,96 @@
+ /* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */
+#include <math.h>
+
+#define unconst(__v, __t) __extension__ ({union { const __t __cp; __t __p; } __q; __q.__cp = __v; __q.__p;})
+
+double strtod(const char *s, char **sret)
+{
+    long double r;		/* result */
+    int e;			/* exponent */
+    long double d;		/* scale */
+    int sign;			/* +- 1.0 */
+    int esign;
+    int i;
+    int flags=0;
+
+    r = 0.0;
+    sign = 1.0;
+    e = 0;
+    esign = 1;
+
+    while ((*s == ' ') || (*s == '\t'))
+        s++;
+        
+    if (*s == '+')
+        s++;
+    else if (*s == '-')
+    {
+        sign = -1;
+        s++;
+    }
+
+    while ((*s >= '0') && (*s <= '9'))
+    {
+        flags |= 1;
+        r *= 10.0;
+        r += *s - '0';
+        s++;
+    }
+
+    if (*s == '.')
+    { 
+        d = 0.1L;
+        s++;
+    
+        while ((*s >= '0') && (*s <= '9'))
+        {
+            flags |= 2;
+            r += d * (*s - '0');
+            s++;
+            d *= 0.1L;
+        }
+    }
+
+    if (flags == 0)
+    {
+        if (sret)
+        *sret = unconst(s, char *);
+        return 0;
+    }
+
+    if ((*s == 'e') || (*s == 'E'))
+    {
+        s++;
+        if (*s == '+')
+            s++;
+        else if (*s == '-')
+        {
+            s++;
+            esign = -1;
+        }
+        
+        if ((*s < '0') || (*s > '9'))
+        {
+            if (sret)
+	            *sret = unconst(s, char *);
+            return r;
+        }
+
+        while ((*s >= '0') && (*s <= '9'))
+        {
+            e *= 10;
+            e += *s - '0';
+            s++;
+        }
+    }
+    if (esign < 0)
+        for (i = 1; i <= e; i++)
+            r *= 0.1L;
+    else
+        for (i = 1; i <= e; i++)
+            r *= 10.0;
+
+    if (sret)
+        *sret = unconst(s, char *);
+    return r * sign;
+}
\ No newline at end of file
diff --git a/programs/develop/ktcc/trunk/libc.obj/source/symbols.txt b/programs/develop/ktcc/trunk/libc.obj/source/symbols.txt
index 43a24dc64f..8da25ec0f6 100644
--- a/programs/develop/ktcc/trunk/libc.obj/source/symbols.txt
+++ b/programs/develop/ktcc/trunk/libc.obj/source/symbols.txt
@@ -63,6 +63,7 @@ strtol
 srand
 rand
 qsort
+strtod
 __assert_fail
 !____STRING____
 !memcpy