| B | |
| Buffer_short [Common] | 
Buffer too short for read/write operation
 | 
| E | |
| Empty_type [Common] | EmptyTypegets raised when the user attempts to write or estimate
    the size of a value of an empty type, which would not make sense. | 
| Error [Unsafe_read_c] | |
| N | |
| No_variant_match [Common] | 
Used internally for backtracking
 | 
| P | |
| Poly_rec_write [Common] | PolyRecWrite typegets raised when the user attempts to write or
    estimate the size of a value of a type that is bound through a
    polymorphic record field in type definitiontype. | 
| R | |
| Read_error [Common] | ReadError (err, err_pos) | 
| Read_exc [Common] | ReadExc (exn, err_pos) |