PK_ERROR_code_t PK_PMARK_ask_identifier
(
--- received arguments ---
PK_PMARK_t      pmark,              --- pmark

--- returned arguments ---
int      *const identifier          --- identifier of pmark
)


This function returns the identifier of a pmark, which is a positive integer
unique within its partition.


The identifier of a pmark can be used to identify it across transmit/receive
operations.