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Lexer options

## Detailed Description

Passed as 'options' parameter to lex_set_options().

By default all options are on.

## Macros
#define | LXOPT_PARSE_FLOATS 0x0001
| enable floating point constants
#define | LXOPT_REQ_SEPARATOR 0x0002
| require a separator between a number and an ident or a character/string constant or dot
#define | LXOPT_NOCASE_FILES 0x0004
| case-insensitive file search
#define | LXOPT_C99_CONSTANTS 0x0008
| the size and sign of constants depend on the value itself and the 'U', 'L', and 'LL' More...

## Macro Definition Documentation

#define LXOPT_C99_CONSTANTS 0x0008

the size and sign of constants depend on the value itself and the 'U', 'L', and 'LL'

modifier suffixes. otherwise the constant is always considered as signed and the size depends only on the number of bytes in the value