diff --git a/Kernel/include/Lua/ctype.h b/Kernel/include/Lua/ctype.h
new file mode 100644
index 0000000..399eb79
--- /dev/null
+++ b/Kernel/include/Lua/ctype.h
@@ -0,0 +1,25 @@
+#ifndef __TIER0_ANSI_CTYPE_H__
+#define __TIER0_ANSI_CTYPE_H__
+
+int isalnum(int);
+int isalpha(int);
+
+int isascii(int);
+
+int isblank(int);
+int iscntrl(int);
+int isdigit(int);
+int isgraph(int);
+int islower(int);
+int isprint(int);
+int ispunct(int);
+int isspace(int);
+int isupper(int);
+int isxdigit(int);
+
+int toascii(int);
+
+int tolower(int);
+int toupper(int);
+
+#endif