Patches for DB version 2.0.2

1. Problem: The file examples/ex_access.c won't compile.
   

   Apply the following patch to the examples/ex_access.c file.

   *** examples/ex_access.c.orig   Wed Dec 31 19:00:00 1969
   --- examples/ex_access.c        Mon Apr 14 07:19:11 1997
   ***************
   *** 128,134 ****
                   fprintf(stderr, "ex_access: get: %s\n", strerror(errno));
     
           (void)dbcp->c_close(dbcp);
   !       (void)dbp->c_close(dbp, 0);
     
           return (db_appexit(dbenv));
     }
   --- 128,134 ----
                   fprintf(stderr, "ex_access: get: %s\n", strerror(errno));
     
           (void)dbcp->c_close(dbcp);
   !       (void)dbp->close(dbp, 0);
     
           return (db_appexit(dbenv));
     }
   ***************
   *** 145,158 ****
           
           /* Rely on calloc to initialize the structure. */
           if ((dbenv = (DB_ENV *)calloc(sizeof(DB_ENV), 1)) == NULL) {
   !               fprintf(stderr, "ex_access: %s", strerror(ENOMEM));
                   exit (1);
           }
           dbenv->db_errfile = stderr;
           dbenv->db_errpfx = "ex_access";
     
           if ((errno = db_appinit(home, NULL, dbenv, 0)) != 0) {
   !               fprintf(stderr, "ex_access: db_appinit: %s", strerror(errno));
                   exit (1);
           }
           return (dbenv);
   --- 145,158 ----
           
           /* Rely on calloc to initialize the structure. */
           if ((dbenv = (DB_ENV *)calloc(sizeof(DB_ENV), 1)) == NULL) {
   !               fprintf(stderr, "ex_access: %s\n", strerror(ENOMEM));
                   exit (1);
           }
           dbenv->db_errfile = stderr;
           dbenv->db_errpfx = "ex_access";
     
           if ((errno = db_appinit(home, NULL, dbenv, 0)) != 0) {
   !               fprintf(stderr, "ex_access: db_appinit: %s\n", strerror(errno));
                   exit (1);
           }
           return (dbenv);
   

2. Problem: The file db_dump185/db_dump185.c won't compile on some machines.
   

   Apply the following patch to the db_dump185/db_dump185.c file.

   *** db_dump185/db_dump185.c.orig        Wed Dec 31 19:00:00 1969
   --- db_dump185/db_dump185.c     Tue Apr 15 15:47:58 1997
   ***************
   *** 25,32 ****
     #include <string.h>
     #endif
     
   - #include "../clib/extern.h"
   - 
     /*
      * XXX
      * Don't include <db.h>, we have no idea where it lives and we can't use
   --- 25,30 ----
   ***************
   *** 52,57 ****
   --- 50,57 ----
     #define       const
     #define       __P(protos)     ()              /* K&R C preprocessor */
     #endif
   + 
   + #include "../clib/extern.h"
     
     /* Key/data structure -- a Data-Base Thang. */
     typedef struct {