parse_decl

Parse one type declaration
     input -  a C declaration
     flags -  combination of PT_... constants or 0
              PT_FILE should not be specified in flags (it is ignored)
returns: typeinfo object or num 0

typeinfo parse_decl(string input, long flags);

#define PT_FILE   0x0001  // input is a file name (otherwise a string containing type declarations)
#define PT_SILENT 0x0002  // silent mode
#define PT_PAKDEF 0x0000  // default pack value
#define PT_PAK1   0x0010  // #pragma pack(1)
#define PT_PAK2   0x0020  // #pragma pack(2)
#define PT_PAK4   0x0030  // #pragma pack(4)
#define PT_PAK8   0x0040  // #pragma pack(8)
#define PT_PAK16  0x0050  // #pragma pack(16)
#define PT_HIGH   0x0080  // assume high level prototypes
                          // (with hidden args, etc)
#define PT_LOWER  0x0100  // lower the function prototypes
#define PT_REPLACE 0x0200 // replace the old type
#define PT_RAWARGS 0x0400 // leave argument names unchanged
                          // (do not remove underscores)
#define PT_RELAXED 0x1000 // accept references to unknown namespaces