After the merge of WT-3972, building on my Mac gives me the following errors:
../../../test/csuite/rwlock/main.c:179:7: error: format specifies type
      'unsigned short' but the argument has type 'uint32_t' (aka 'unsigned int')
      [-Werror,-Wformat]
                    rwlock.u.s.readers_active,
                    ^~~~~~~~~~~~~~~~~~~~~~~~~
../../../test/csuite/rwlock/main.c:180:7: error: format specifies type
      'unsigned short' but the argument has type 'uint8_t' (aka 'unsigned char')
      [-Werror,-Wformat]
                    rwlock.u.s.readers_queued);
                    ^~~~~~~~~~~~~~~~~~~~~~~~~
2 errors generated.
- has to be finished together with
- 
                    WT-3972 Allow more than 64K cursors to be open on a data source simultaneously -         
- Closed
 
-