+unsigned int __fastcall__ mul20 (unsigned char value);
+/* Multiply an 8 bit unsigned value by 20 and return the 16 bit unsigned
+** result
+*/
+
+unsigned int __fastcall__ mul40 (unsigned char value);
+/* Multiply an 8 bit unsigned value by 40 and return the 16 bit unsigned
+** result
+*/
+
+int __fastcall__ _sin (unsigned x);