diff --git a/programs/develop/ktcc/trunk/libc/include/kolibrisys.h b/programs/develop/ktcc/trunk/libc/include/kolibrisys.h
index 934cdda48e..cebe22b502 100644
--- a/programs/develop/ktcc/trunk/libc/include/kolibrisys.h
+++ b/programs/develop/ktcc/trunk/libc/include/kolibrisys.h
@@ -22,8 +22,8 @@ typedef unsigned short word;
 
 typedef unsigned int fpos_t;
 typedef unsigned int size_t;
-
-typedef struct process_table_entry{
+#pragma pack(push,1)
+struct process_table_entry{
   int cpu_usage;             //+0
   int window_pos_info;       //+4
   short int reserved1;       //+8
@@ -43,7 +43,8 @@ typedef struct process_table_entry{
   int clientheight;          //+66
   unsigned char window_state;//+70
   char reserved3[1024-71];   //+71
-}__attribute__((packed));
+};
+#pragma pack(pop)
 
 //-----------------------------------------------------------------------------------
 //------------------------KolibriOS system acces to files----------------------------
diff --git a/programs/develop/ktcc/trunk/libc/include/kos32sys1.h b/programs/develop/ktcc/trunk/libc/include/kos32sys1.h
index 918508e2f8..f8511d000d 100644
--- a/programs/develop/ktcc/trunk/libc/include/kos32sys1.h
+++ b/programs/develop/ktcc/trunk/libc/include/kos32sys1.h
@@ -156,6 +156,16 @@ void sys_create_window(int x, int y, int w, int h, const char *name,
      "S"(0) : "memory");
 };
 
+static inline
+void sys_change_window(int new_x, int new_y, int new_w, int new_h)
+{
+    __asm__ __volatile__(
+        "int $0x40"
+        ::"a"(67), "b"(new_x), "c"(new_y), "d"(new_w),"S"(new_h)
+    );
+}
+
+
 static inline
 void define_button(uint32_t x_w, uint32_t y_h, uint32_t id, uint32_t color)
 {
@@ -208,6 +218,17 @@ void draw_text_sys(const char *text, int x, int y, int len, color_t color)
       "S"(len),"c"(color)
      :"memory");
 }
+static inline
+void draw_text_sys_bg(const char *text, int x, int y, int len, color_t color, color_t bg)
+{
+    __asm__ __volatile__(
+    "int $0x40"
+    ::"a"(4),"d"(text),
+      "b"((x << 16) | y),
+      "S"(len),"c"(color), "D"(bg)
+     :"memory");
+}
+
 
 static inline
 uint32_t get_skin_height(void)
@@ -343,8 +364,7 @@ uint64_t get_ns_count(void)
     return val;
 };
 
-static inline
-oskey_t get_key(void)
+static inline oskey_t get_key(void)
 {
     oskey_t val;
     __asm__ __volatile__(
@@ -608,6 +628,16 @@ static inline void draw_number_sys(int32_t number, int x, int y, int len, color_
     :"a"(47), "b"(fmt), "c"(number), "d"((x << 16) | y), "S"(color));
 }
 
+static inline void draw_number_sys_bg(int32_t number, int x, int y, int len, color_t color, color_t bg){
+    register uint32_t fmt;
+    fmt = len << 16 | 0x80000000; // no leading zeros + width
+//    fmt = len << 16 | 0x00000000; //  leading zeros + width
+    __asm__ __volatile__(
+    "int $0x40"
+    :
+    :"a"(47), "b"(fmt), "c"(number), "d"((x << 16) | y), "S"(color), "D"(bg));
+}
+
 static inline
 uint32_t get_mouse_eventstate(void)
 {
@@ -712,24 +742,6 @@ int start_app(char *app_name, char *args){
     return val;
 }
 
-
-/*
-static inline char *getcwd(char *buf, size_t size)
-{
-	int rc = get_current_folder(buf, size);
-	if (rc > size)
-	{
-		errno = ERANGE;
-		return 0;
-	}
-	else
-		return buf;
-}
-*/
-// end section
-
-
-
 //added nonstatic inline because incomfortabre stepping in in debugger
 void __attribute__ ((noinline)) debug_board_write_str(const char* str);
 void __attribute__ ((noinline)) debug_board_printf(const char *format,...);
diff --git a/programs/develop/ktcc/trunk/libc/include/math.h b/programs/develop/ktcc/trunk/libc/include/math.h
index 858a8517c8..1eb69f3005 100644
--- a/programs/develop/ktcc/trunk/libc/include/math.h
+++ b/programs/develop/ktcc/trunk/libc/include/math.h
@@ -1,11 +1,6 @@
-/* Copyright (C) 1999 DJ Delorie, see COPYING.DJ for details */
-/* Copyright (C) 1998 DJ Delorie, see COPYING.DJ for details */
-/* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */
 #ifndef _MATH_H
 #define _MATH_H
 
-//extern int stdcall integer(float number);
-
 extern double   acos(double _x);
 extern double   asin(double _x);
 extern double   atan(double _x);
@@ -29,10 +24,6 @@ extern double   sqrt(double _x);
 extern double   tan(double _x);
 extern double   tanh(double _x);
 
-//#ifndef __STRICT_ANSI__
-
-//#ifndef _POSIX_SOURCE
-
 #define M_E             2.7182818284590452354
 #define M_LOG2E         1.4426950408889634074
 #define M_LOG10E        0.43429448190325182765
@@ -49,146 +40,4 @@ extern double   tanh(double _x);
 #define PI              M_PI
 #define PI2             M_PI_2
 
-extern double   acosh(double);
-extern double   asinh(double);
-extern double   atanh(double);
-extern double   cbrt(double);
-extern double   exp10(double _x);
-extern double   exp2(double _x);
-extern double   expm1(double);
-extern double   hypot(double, double);
-extern double   log1p(double);
-extern double   log2(double _x);
-extern long double modfl(long double _x, long double *_pint);
-extern double   pow10(double _x);
-extern double   pow2(double _x);
-extern double   powi(double, int);
-extern void     sincos(double *, double *, double);
-
-/* These are in libm.a (Cygnus).  You must link -lm to get these */
-/* See libm/math.h for comments */
-/*
-#ifndef __cplusplus
-struct exception {
-        int type;
-        const char *name;
-        double arg1;
-        double arg2;
-        double retval;
-        int err;
-};
 #endif
-*/
-
-extern double erf(double);
-extern double erfc(double);
-extern double gamma(double);
-extern int isinf(double);
-extern int isnan(double);
-extern int finite(double);
-extern double j0(double);
-extern double j1(double);
-extern double jn(int, double);
-extern double lgamma(double);
-extern double nan(void);
-extern double y0(double);
-extern double y1(double);
-extern double yn(int, double);
-extern double logb(double);
-extern double nextafter(double, double);
-extern double remainder(double, double);
-extern double scalb(double, double);
-//#ifndef __cplusplus
-//extern int matherr(struct exception *);
-//#endif
-extern double significand(double);
-extern double copysign(double, double);
-extern int ilogb(double);
-extern double rint(double);
-extern double scalbn(double, int);
-extern double drem(double, double);
-extern double gamma_r(double, int *);
-extern double lgamma_r(double, int *);
-extern float acosf(float);
-extern float asinf(float);
-extern float atanf(float);
-extern float atan2f(float, float);
-extern float cosf(float);
-extern float sinf(float);
-extern float tanf(float);
-extern float coshf(float);
-extern float sinhf(float);
-extern float tanhf(float);
-extern float expf(float);
-extern float frexpf(float, int *);
-extern float ldexpf(float, int);
-extern float logf(float);
-extern float log10f(float);
-extern float modff(float, float *);
-extern float powf(float, float);
-extern float sqrtf(float);
-extern float ceilf(float);
-extern float fabsf(float);
-extern float floorf(float);
-extern float fmodf(float, float);
-extern float erff(float);
-extern float erfcf(float);
-extern float gammaf(float);
-extern float hypotf(float, float);
-extern int isinff(float);
-extern int isnanf(float);
-extern int finitef(float);
-extern float j0f(float);
-extern float j1f(float);
-extern float jnf(int, float);
-extern float lgammaf(float);
-extern float nanf(void);
-extern float y0f(float);
-extern float y1f(float);
-extern float ynf(int, float);
-extern float acoshf(float);
-extern float asinhf(float);
-extern float atanhf(float);
-extern float cbrtf(float);
-extern float logbf(float);
-extern float nextafterf(float, float);
-extern float remainderf(float, float);
-extern float scalbf(float, float);
-extern float significandf(float);
-extern float copysignf(float, float);
-extern int ilogbf(float);
-extern float rintf(float);
-extern float scalbnf(float, int);
-extern float dremf(float, float);
-extern float expm1f(float);
-extern float log1pf(float);
-extern float gammaf_r(float, int *);
-extern float lgammaf_r(float, int *);
-
-double round  (double x);
-long double roundl  (long double x);
-
-#ifndef NAN
-# define NAN	(__nan__)
-#endif
-
-#ifndef INFINITY
-# define INFINITY	(__inf__)
-#endif
-
-
-//#endif /* !_POSIX_SOURCE */
-//#endif /* !__STRICT_ANSI__ */
-//#endif /* !__dj_ENFORCE_ANSI_FREESTANDING */
-
-//#ifndef __dj_ENFORCE_FUNCTION_CALLS
-//#endif /* !__dj_ENFORCE_FUNCTION_CALLS */
-
-//#ifdef __cplusplus
-//}
-//#endif
-
-//#endif /* _USE_LIBM_MATH_H */
-
-//#endif /* !__dj_include_math_h_ */
-#endif
\ No newline at end of file