ThreadSanitizer: thread leak thread.c:75 in isc_thread_create

• Binary: named
• Commits: d0bc45be
• Tests: dnssec

Stopping named -g compiled from c5b6f215 with Ctrl-C results in:

WARNING: ThreadSanitizer: thread leak (pid=53059)
  Thread T1 (tid=945113, finished) created by main thread at:
    #0 pthread_create <null> (libclang_rt.tsan_osx_dynamic.dylib:x86_64h+0x2a9cd)
    #1 isc_thread_create thread.c:75 (libisc.1504.dylib:x86_64+0x58db1)
    #2 isc_nm_start netmgr.c:152 (libisc.1504.dylib:x86_64+0x23bb4)
    #3 main main.c:895 (named:x86_64+0x10000df4e)

  And 3 more similar thread leaks.

SUMMARY: ThreadSanitizer: thread leak thread.c:75 in isc_thread_create