BPX4REN (rename) example

The following code changes the directory name of a file from usr/sam to usr/samantha. For the callable service, see rename (BPX1REN, BPX4REN) — Rename a file or directory. AMODE 31 callers use BPX1REN (rename) example.
                                              
         MVC   BUFFERB(07),=CL07'usr/sam'                               
         MVC   BUFLENB,=F'07'                                           
         MVC   BUFFERA(12),=CL12'usr/samantha'                          
         MVC   BUFLENA,=F'12'                                           
         SPACE ,                                                        
         CALL  BPX4REN,              Rename a file                     +
               (BUFLENB,             Input: Old name length            +
               BUFFERB,              Input: Old name                   +
               BUFLENA,              Input: New name length            +
               BUFFERA,              Input: New name                   +
               RETVAL,               Return value: 0 or -1             +
               RETCODE,              Return code                       +
               RSNCODE),             Reason code                       +
               MF=(E,PLIST)          ----------------------------------