diff --git a/programs/develop/ktcc/trunk/libc.obj/source/crt/crt0.asm b/programs/develop/ktcc/trunk/libc.obj/source/crt/crt0.asm
index 460938b27..ecfa9f00c 100644
--- a/programs/develop/ktcc/trunk/libc.obj/source/crt/crt0.asm
+++ b/programs/develop/ktcc/trunk/libc.obj/source/crt/crt0.asm
@@ -55,7 +55,7 @@ start:
     mov  dl, cl  ; parameter starts
     cmp  al, '"'
     jz   @f      ; quotes loaded
-    mov  dh, ch     ; parameter without quotes
+    mov  dh, ch  ; parameter without quotes
     dec  esi
     call push_param
     inc  esi
diff --git a/programs/develop/ktcc/trunk/libc.obj/source/stdlib/_exit.c b/programs/develop/ktcc/trunk/libc.obj/source/stdlib/_exit.c
index 3709bd43e..5382cc62f 100644
--- a/programs/develop/ktcc/trunk/libc.obj/source/stdlib/_exit.c
+++ b/programs/develop/ktcc/trunk/libc.obj/source/stdlib/_exit.c
@@ -1,7 +1,6 @@
 #include <conio.h>
 #include <stdio.h>
 #include <sys/ksys.h>
-#include "_exit.h"
 
 void _exit(int status)
 {
@@ -14,9 +13,7 @@ void __libc_exit(int status, void (*before_exit)(int status))
     if (status && status != 128) {
         fprintf(stderr, "\nexit code: %d\n", status);
     }
-
-    WRITE_EXIT_CODE(status);
-
+    
     if (before_exit) {
         before_exit(status);
     }
diff --git a/programs/develop/ktcc/trunk/libc.obj/source/stdlib/_exit.h b/programs/develop/ktcc/trunk/libc.obj/source/stdlib/_exit.h
deleted file mode 100644
index 0e0865a15..000000000
--- a/programs/develop/ktcc/trunk/libc.obj/source/stdlib/_exit.h
+++ /dev/null
@@ -1,69 +0,0 @@
-#ifndef __STDLIB_EXIT_H__
-#define __STDLIB_EXIT_H__
-
-#include <stdio.h>
-#include <sys/dir.h>
-#include <sys/ksys.h>
-
-#define __PATH_TO_STATUS_FILE        "/tmp0/1/.libc"
-#define __STATUS_FILE_EXTENSION      ".status"
-#define __STATUS_FILE_FORMAT         "%d"
-#define __FULL_STATUS_FILE_NAME      __PATH_TO_STATUS_FILE "/%d" __STATUS_FILE_EXTENSION
-#define __FULL_STATUS_FILE_NAME_SIZE (sizeof(__PATH_TO_STATUS_FILE) + 32 + sizeof(__STATUS_FILE_EXTENSION))
-
-void __libc_exit(int status, void (*before_exit)(int status));
-
-// Save exit code
-inline void WRITE_EXIT_CODE(int status)
-{
-    mkdir(__PATH_TO_STATUS_FILE);
-
-    char buff[__FULL_STATUS_FILE_NAME_SIZE];
-    ksys_thread_t t;
-
-    _ksys_thread_info(&t, -1);
-    snprintf(buff, sizeof(buff), __FULL_STATUS_FILE_NAME, t.pid);
-
-    FILE* f = fopen(buff, "w");
-
-    if (f) {
-        snprintf(buff, sizeof(buff), __STATUS_FILE_FORMAT, status);
-        fputs(buff, f);
-        fflush(f);
-        fclose(f);
-    } else {
-        _ksys_debug_puts("error while write status\n");
-    }
-}
-
-// Read exit code
-inline int READ_EXIT_CODE(int pid, ksys_thread_t* t)
-{
-    char buff[__FULL_STATUS_FILE_NAME_SIZE];
-    int status = 0;
-    bool free_t = false;
-
-    if (!t) {
-        t = malloc(sizeof(ksys_thread_t));
-        _ksys_thread_info(t, -1);
-        free_t = true;
-    }
-    snprintf(buff, sizeof(buff), __FULL_STATUS_FILE_NAME, t->pid);
-
-    FILE* f = fopen(buff, "r");
-    if (f) {
-        fscanf(f, __STATUS_FILE_FORMAT, &status);
-        fclose(f);
-    } else if (t && t->slot_state == 4) // it was stopped before it created status file
-    {
-        status = -1;
-    }
-
-    if (free_t) {
-        free(t);
-    }
-
-    return status;
-}
-
-#endif // __STDLIB_EXIT_H__
diff --git a/programs/develop/ktcc/trunk/libc.obj/source/stdlib/abort.c b/programs/develop/ktcc/trunk/libc.obj/source/stdlib/abort.c
index 884da55d4..a494f357f 100644
--- a/programs/develop/ktcc/trunk/libc.obj/source/stdlib/abort.c
+++ b/programs/develop/ktcc/trunk/libc.obj/source/stdlib/abort.c
@@ -1,3 +1,8 @@
+/*
+* SPDX-License-Identifier: GPL-2.0-only
+* Copyright (C) 2026 KolibriOS team
+*/
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <sys/ksys.h>
diff --git a/programs/develop/ktcc/trunk/libc.obj/source/stdlib/atexit.c b/programs/develop/ktcc/trunk/libc.obj/source/stdlib/atexit.c
index f06d1578e..89c2a6682 100644
--- a/programs/develop/ktcc/trunk/libc.obj/source/stdlib/atexit.c
+++ b/programs/develop/ktcc/trunk/libc.obj/source/stdlib/atexit.c
@@ -1,3 +1,8 @@
+/*
+* SPDX-License-Identifier: GPL-2.0-only
+* Copyright (C) 2026 KolibriOS team
+*/
+
 #include <stdlib.h>
 
 struct atexit_n {
diff --git a/programs/develop/ktcc/trunk/libc.obj/source/stdlib/exit.c b/programs/develop/ktcc/trunk/libc.obj/source/stdlib/exit.c
index 3f6afd26e..f23ff7433 100644
--- a/programs/develop/ktcc/trunk/libc.obj/source/stdlib/exit.c
+++ b/programs/develop/ktcc/trunk/libc.obj/source/stdlib/exit.c
@@ -1,9 +1,15 @@
-/* Copyright (C) 2021 Logaev Maxim (turbocat2001), GPLv2 */
+/*
+* SPDX-License-Identifier: GPL-2.0-only
+* Copyright (C) 2021 Logaev Maxim
+* Copyright (C) 2026 KolibriOS team
+*/
 
 #include <stdlib.h>
 #include <sys/ksys.h>
 #include "_exit.h"
 
+/*
+TODO
 static void __close_all()
 {
 }
@@ -11,6 +17,7 @@ static void __close_all()
 static void __free_all_mem()
 {
 }
+*/
 
 void __normal_exit(int status)
 {