Function pgx::varlena::vardata_any

pub unsafe fn vardata_any(ptr: *const varlena) -> *const c_char

/* caution: this will not work on an external or compressed-in-line Datum */
/* caution: this will return a possibly unaligned pointer */
#define VARDATA_ANY(PTR) \
         (VARATT_IS_1B(PTR) ? VARDATA_1B(PTR) : VARDATA_4B(PTR))