The following strings are reserved by Hex Workshop and cannot be used as structure or variable names:

struct, union, typedef, enum, sizeof, addrat, ubyteAt, ushortAt, ulongAt, byteflip16, byteflip32, byteflip63, switch, break, case, default, signed, unsigned, bool, char, int, __int8, __int16, __int32, __int64, float, double, date, dosdate, dostime, filetime, zstring, time_t, time64_t, blob, short, long, __parent__, __this__

The follow symbols are also defined and cannot be used in structure or variable names:

// /* */ ; { } [ ] ( ) = , : + - * / *