diff --git a/.gitignore b/.gitignore
index 668346f52f..111e2100d4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,3 +7,6 @@ ehthumbs_vista.db
 ### macOS ###
 .DS_Store
 ._*
+
+# vscode folder
+.vscode/
diff --git a/contrib/sdk/sources/newlib/libc/include/sys/ksys.h b/contrib/sdk/sources/newlib/libc/include/sys/ksys.h
index 12565de0e7..a651096d16 100644
--- a/contrib/sdk/sources/newlib/libc/include/sys/ksys.h
+++ b/contrib/sdk/sources/newlib/libc/include/sys/ksys.h
@@ -24,6 +24,10 @@
 #include <stdbool.h>
 
 #ifdef __cplusplus
+
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wold-style-cast"
+
 extern "C" {
 #endif
 
@@ -516,7 +520,7 @@ KOSAPI void _ksys_define_button(uint32_t x, uint32_t y, uint32_t w, uint32_t h,
 
 KOSAPI void _ksys_delete_button(uint32_t id)
 {
-    asm_inline("int $0x40" ::"a"(8), "d"(id & 0x00FFFFFF | 0x80000000));
+    asm_inline("int $0x40" ::"a"(8), "d"((id & 0x00FFFFFF) | 0x80000000));
 }
 
 /*============ Function 9 - information on execution thread. ===========*/
@@ -1075,17 +1079,21 @@ KOSAPI void _ksys_draw_line(int xs, int ys, int xe, int ye, ksys_color_t color)
 KOSAPI void _ksys_draw_number(int number, int x, int y, int len, ksys_color_t color)
 {
     unsigned fmt;
-    fmt = len << 16 | 0x80000000; // no leading zeros + width
+    fmt = (((unsigned int) len) << 16) | 0x80000000; // no leading zeros + width
     asm_inline(
         "int $0x40"
         :
-        : "a"(47), "b"(fmt), "c"(number), "d"((x << 16) | y), "S"(color));
+        : "a"(47), 
+        "b"(fmt), 
+        "c"(number), 
+        "d"((x << 16) | y), 
+        "S"(color));
 }
 
 KOSAPI void _ksys_draw_number_bg(unsigned number, int x, int y, int len, ksys_color_t color, ksys_color_t bg)
 {
     unsigned fmt;
-    fmt = len << 16 | 0x80000000; // no leading zeros + width
+    fmt = (((unsigned int) len) << 16) | 0x80000000; // no leading zeros + width
     asm_inline(
         "int $0x40"
         :
@@ -1141,7 +1149,7 @@ enum KSYS_CLIP_TYPES {
 
 KOSAPI int _ksys_clip_num(void)
 {
-    unsigned val;
+    int val;
     asm_inline(
         "int $0x40"
         : "=a"(val)
@@ -1167,7 +1175,7 @@ KOSAPI char* _ksys_clip_get(int n) // returned buffer must be freed by _ksys_fre
 
 KOSAPI int _ksys_clip_set(int n, char* buffer)
 {
-    unsigned val;
+    int val;
     asm_inline(
         "int $0x40"
         : "=a"(val)
@@ -1181,7 +1189,7 @@ KOSAPI int _ksys_clip_set(int n, char* buffer)
 
 KOSAPI int _ksys_clip_pop()
 {
-    unsigned val;
+    int val;
     asm_inline(
         "int $0x40"
         : "=a"(val)
@@ -1194,7 +1202,7 @@ KOSAPI int _ksys_clip_pop()
 
 KOSAPI int _ksys_clip_unlock()
 {
-    unsigned val;
+    int val;
     asm_inline(
         "int $0x40"
         : "=a"(val)
@@ -1223,12 +1231,13 @@ KOSAPI void _ksys_debug_puts(const char* s)
 KOSAPI void ksys_draw_bitmap_palette(void* bitmap, int x, int y, int w, int h, int bpp, void* palette, int offset)
 {
     asm_inline(
-        "pushl %%ebp\n\t"               // save EBP register
-        "movl 0x24(%%ebp), %%ebp\n\t"   // 0x24 - "offset" param
-        "int $0x40\n\t"
-        "popl %%ebp"    // restore EBP register
-        :
-        : "a"(65),
+        "pushl %%ebp\n\t"     // save EBP register
+        "movl %0, %%ebp\n\t"  // mov offset to EBP register
+        "int $0x40\n\t"       // system call
+        "popl %%ebp"          // restore EBP register
+        :: 
+        "X"(offset),
+        "a"(65),
         "b"(bitmap),
         "c"((w << 16) + h),
         "d"((x << 16) + y),
@@ -1553,7 +1562,7 @@ KOSAPI ksys_file_status_t _ksys_file_read(const char* name, uint64_t offset, uin
     f.data_size = size;
     f.data = buf;
     f.zero = 0;
-    f.path_ptr = (char*)name;
+    f.path_ptr = (char*) name;
     return _ksys_file(&f);
 }
 
@@ -1567,7 +1576,7 @@ KOSAPI ksys_file_status_t _ksys_file_read_dir(const char* name, uint32_t offset,
     f.data_size = blocks;
     f.data = buff;
     f.zero = 0;
-    f.path_ptr = (char*)name;
+    f.path_ptr = (char*) name;
     return _ksys_file(&f);
 }
 
@@ -1582,7 +1591,7 @@ KOSAPI ksys_file_status_t _ksys_file_create(const char* name)
     f.data_size = 0;
     f.data = NULL;
     f.zero = 0;
-    f.path_ptr = (char*)name;
+    f.path_ptr = (char*) name;
     return _ksys_file(&f);
 }
 
@@ -1595,9 +1604,9 @@ KOSAPI ksys_file_status_t _ksys_file_write(const char* name, uint64_t offset, ui
     f.func_num = KSYS_FILE_WRITE;
     f.offset64 = offset;
     f.data_size = size;
-    f.data = (void*)buf;
+    f.data = (void*) buf;
     f.zero = 0;
-    f.path_ptr = (char*)name;
+    f.path_ptr = (char*) name;
     return _ksys_file(&f);
 }
 
@@ -1611,8 +1620,8 @@ KOSAPI int _ksys_file_set_size(const char* name, uint64_t size)
     f.data_size = 0;
     f.data = NULL;
     f.zero = 0;
-    f.path_ptr = (char*)name;
-    return _ksys_file(&f).status;
+    f.path_ptr = (char*) name;
+    return (int) _ksys_file(&f).status;
 }
 
 /*========== Function 70, subfunction 5 - get information on file/folder. =====*/
@@ -1632,10 +1641,10 @@ KOSAPI int _ksys_file_info(const char* name, ksys_file_info_t* info)
     f.func_num = KSYS_FILE_GET_INFO;
     f.offset64 = 0;
     f.data_size = 0;
-    f.data = (void*)info;
+    f.data = (void*) info;
     f.zero = 0;
-    f.path_ptr = (char*)name;
-    return _ksys_file(&f).status;
+    f.path_ptr = (char*) name;
+    return (int) _ksys_file(&f).status;
 }
 
 #define _ksys_dir_info _ksys_file_info
@@ -1658,8 +1667,8 @@ KOSAPI int _ksys_exec(const char* path, char* args, bool debug)
     f.debug = debug;
     f.args = args;
     f.zero = 0;
-    f.path_ptr = (char*)path;
-    return _ksys_file(&f).status;
+    f.path_ptr = (char*) path;
+    return (int) _ksys_file(&f).status;
 }
 
 /*========== Function 70, subfunction 8 - delete file/folder. ==========*/
@@ -1672,8 +1681,8 @@ KOSAPI int _ksys_file_delete(const char* path)
     f.data_size = 0;
     f.data = NULL;
     f.zero = 0;
-    f.path_ptr = (char*)path;
-    return _ksys_file(&f).status;
+    f.path_ptr = (char*) path;
+    return (int) _ksys_file(&f).status;
 }
 
 #define _ksys_rmdir(x) _ksys_file_delete(x)
@@ -1688,8 +1697,8 @@ KOSAPI int _ksys_mkdir(const char* path)
     f.data_size = 0;
     f.data = NULL;
     f.zero = 0;
-    f.path_ptr = (char*)path;
-    return _ksys_file(&f).status;
+    f.path_ptr = (char*) path;
+    return (int) _ksys_file(&f).status;
 }
 
 /*============= Function 70, subfunction 10 - rename/move. =============*/
@@ -1698,11 +1707,11 @@ KOSAPI int _ksys_file_rename(const char* name, const char* new_name)
 {
     ksys_file_t f;
     f.func_num = KSYS_FILE_REMOVE;
-    f.data = (void*)new_name;
+    f.data = (void*) new_name;
     f.data_size = 0;
     f.zero = 0;
-    f.path_ptr = (char*)name;
-    return _ksys_file(&f).status;
+    f.path_ptr = (char*) name;
+    return (int) _ksys_file(&f).status;
 }
 
 #define _ksys_dir_rename _ksys_file_rename
@@ -1810,6 +1819,7 @@ KOSAPI int _ksys_posix_pipe2(int pipefd[2], int flags)
 
 #ifdef __cplusplus
 }
+#pragma GCC diagnostic pop
 #endif
 
 #endif // _KSYS_H_