Import wiredtiger: 99e0760cc5f11440b21184874d8dd2ae5bde23d6 from branch mongodb-4.2

ref: d86b3a8a33..99e0760cc5
for: 4.2.0-rc3

WT-4502       Assertion checking hazard pointers on page discard is too strong
WT-4733       Change test/format to do longer-term repeatable read testing
WT-4743       Fix memory leaks and core dumps in page-split error handling
WT-4786       Coverity: Invalid format specifiers in printf-like invocations
WT-4792       Add stat to track pages queued for eviction after LRU sorting
WT-4805       Modify error message verification for test_prepare04.py
WT-4812       Fix the Python distribution script for Python3 changes
WT-4818       Add debugging of bad read file descriptor when files are missing during recovery
WT-4832       Change ordering on shutdown to close LSM and async threads earlier
WT-4836       Lower scheduling frequency for endianness compatibility tests
WT-4840       WT_CURSOR.modify must require explicit, snapshot-isolation transaction
WT-4864       Coverity: Redundant NULL check
WT-4866       Coverity: WT_SESSION.import can leak memory
WT-4867       Skip assertion when reserved updates are seen
WT-4882       Improve checkpoint performance when there are large metadata pages
WT-4887       Skip read timestamp required assert during recovery
WT-4888       Remove support for Berkeley DB
WT-4891       WT_SESSION.verify memory allocation overrun
WT-4892        Improve statistics about forced eviction
WT-4893       Fix a race between internal page child-page eviction checks and cursors in the tree
WT-4895       Fix debug eviction mode so it chooses skew more randomly
WT-4898       Don't allow the eviction server to reconcile if it's busy
WT-4910       Port Windows SConstruct to Python 3
WT-4918       LSM allocated mutexes leaked in readonly tests
WT-4920       Add statistics tracking when eviction server is waiting for page transitions

1 files changed, 0 insertions, 1 deletions

diff --git a/src/third_party/wiredtiger/build_posix/Make.subdirs b/src/third_party/wiredtiger/build_posix/Make.subdirs
index a7fc291fc61..307084aa7e5 100644
--- a/src/third_party/wiredtiger/build_posix/Make.subdirs
+++ b/src/third_party/wiredtiger/build_posix/Make.subdirs
@@ -16,7 +16,6 @@ ext/compressors/zstd ZSTD
 ext/encryptors/nop
 ext/encryptors/rotn
 ext/extractors/csv
-ext/test/kvs_bdb HAVE_BERKELEY_DB
 ext/test/fail_fs
 .
 lang/java JAVA