Modifies the specified identifier record in the rights database.

    Format

      SYS$MOD_IDENT  id ,[set_attrib] ,[clr_attrib] ,[new_name]

                     ,[new_value]

    C Prototype

      int sys$mod_ident  (unsigned int id, unsigned int set_attrib,

                         unsigned int clr_attrib, void *new_name,

                         unsigned int new_value);