diff --git a/programs/develop/ktcc/trunk/bin/lib/libck.a b/programs/develop/ktcc/trunk/bin/lib/libck.a
index f41bc4736d..b06062aad8 100644
Binary files a/programs/develop/ktcc/trunk/bin/lib/libck.a and b/programs/develop/ktcc/trunk/bin/lib/libck.a differ
diff --git a/programs/develop/ktcc/trunk/libc/build.bat b/programs/develop/ktcc/trunk/libc/build.bat
index 7f2e9e1967..2aa876eba8 100644
--- a/programs/develop/ktcc/trunk/libc/build.bat
+++ b/programs/develop/ktcc/trunk/libc/build.bat
@@ -10,7 +10,7 @@ set CC=kos32-tcc
 set CFLAGS=-c -nostdinc -DGNUC -I"%cd%\%INCLUDE%" -Wall
 set AR=kos32-ar
 set ASM=fasm
-set dirs=stdio memory kolibrisys string stdlib math dlfcn libgen
+set dirs=stdio memory kolibrisys string stdlib math dlfcn libgen fs
 rem #### END OF CONFIG SECTION ####
 
 set objs=
@@ -68,4 +68,4 @@ echo # All operations has been done...                  #
 echo # For cleaning run this script with param " clean" #
 echo ####################################################
 pause
-exit 0
\ No newline at end of file
+exit 0
diff --git a/programs/develop/ktcc/trunk/libc/fs/dir.c b/programs/develop/ktcc/trunk/libc/fs/dir.c
index b4a1d73a02..708379096d 100644
--- a/programs/develop/ktcc/trunk/libc/fs/dir.c
+++ b/programs/develop/ktcc/trunk/libc/fs/dir.c
@@ -35,10 +35,52 @@ bool dir_operations(unsigned char fun_num, char *path)
     }
 }
 
+int lsdir(const char* dir, short_file_info **list)
+{
+    int num_of_file=0;
+    kol_struct70 inf;
+    
+    inf.p00 = 1;
+    inf.p04 = 0;
+    inf.p12 = 2;
+    inf.p16 = (unsigned*) malloc(32+inf.p12*560);
+    inf.p20 = 0;
+    inf.p21 = dir;
+    
+    if(kol_file_70(&inf))
+    {
+        free((void*)inf.p16);
+        return FS_ERROR;
+    }
+    
+    num_of_file = *(unsigned*)(inf.p16+8);
+    inf.p12 = num_of_file;
+    free((void*)inf.p16);
+    inf.p16 = (unsigned) malloc(32+inf.p12*560);
+    *list = (short_file_info*)malloc(num_of_file*sizeof(short_file_info));
+    
+    if(kol_file_70(&inf))
+    {
+        free((void*)inf.p16);
+        return FS_ERROR;
+    }
+  
+    for(int i=0; i<num_of_file; i++)
+    {
+       (*list)[i].type = *(unsigned*)(inf.p16+32+(264+40)*i);
+       (*list)[i].name =(char*)(inf.p16+32+40+(264+40)*i);
+    }
+    return num_of_file;
+}
+
+
 char *getcwd(char *buf, unsigned size)
 {
     if(buf == NULL){
-        buf = malloc(size);
+       if((buf = malloc(size))==NULL)
+       {
+            return NULL;
+       }
     }
     __asm__ __volatile__(
     "int $0x40"
diff --git a/programs/develop/ktcc/trunk/libc/include/dir.h b/programs/develop/ktcc/trunk/libc/include/dir.h
index f22ad7be20..54a8b8894d 100644
--- a/programs/develop/ktcc/trunk/libc/include/dir.h
+++ b/programs/develop/ktcc/trunk/libc/include/dir.h
@@ -3,7 +3,20 @@
 
 #include <stdbool.h>
 
+#define rmfile(obj) rmdir(obj)
 #define PATH_MAX 4096
+#define PATH_MAX 4096
+#define T_FOLDER 16
+#define T_FILE 0 
+#define FS_ERROR -1
+
+typedef struct {
+    unsigned type;
+    char *name;
+} short_file_info;
+
+//Writes information about files in the "dir" folder to an struct  array"list". Returns the number of files.
+int lsdir(const char* dir, short_file_info **list);
 
 // Get the path to the working directory(if buf is NULL, then memory will be allocated automatically)
 char *getcwd(char *buf, unsigned size);
@@ -11,10 +24,13 @@ char *getcwd(char *buf, unsigned size);
 // Set path to working directory
 void setcwd(const char* cwd);
 
-// Remove directory (returns "true" if successful)
+// Delete empty folder (returns "true" if successful)
 bool rmdir(const char* dir);
 
-// Create directory (returns "true" if successful)
+// Delete a file (returns "true" if successful)
+bool rmfile(const char* name);
+
+// Create a foldery (returns "true" if successful)
 bool mkdir(const char* dir);
 
 #endif
diff --git a/programs/develop/ktcc/trunk/samples/dir_example.c b/programs/develop/ktcc/trunk/samples/dir_example.c
index 3c56fb8ab4..3a8260c45f 100644
--- a/programs/develop/ktcc/trunk/samples/dir_example.c
+++ b/programs/develop/ktcc/trunk/samples/dir_example.c
@@ -2,20 +2,40 @@
 #include <stdio.h>
 #include <stdbool.h>
 #include <stdlib.h>
+
 int main()
 {
     char *path=getcwd(NULL, PATH_MAX);
     printf("Current directory: %s\n", path); 
-    setcwd("/sys"); //String must be null terminated!
-    path=getcwd(NULL, PATH_MAX);
-    printf("Move to the directory: %s\n", path);
-    free(path);
-    if(true==mkdir("TEST1")){
+    if(true==mkdir("test")){
         puts("Test folder created!");
-        return(0);
     }
     else{
         puts("Error creating folder!");
-        return(-1);
     }
+    short_file_info *info;
+    int num = lsdir(path, &info);
+    if(num==FS_ERROR)
+    {
+        puts("File system error.");
+        return -1;
+    }
+    printf("Objects in the folder: %d\n", num);
+    for(int j=0; j<num; j++)
+    {
+        printf("%s ", info[j].name);
+        if(info[j].type==T_FOLDER)
+        {
+            printf("(Folder)\n"); 
+        }
+        else
+        {
+            printf("(File)\n");
+        }
+    }
+    free(info);
+    setcwd("/sys");
+    path=getcwd(NULL, PATH_MAX);
+    printf("Move to the directory: %s\n", path);
+    free(path);
 }