Clean wrong cherry-pick from previous commit

- Delete variable HAVE_PTHREAD_CONDATTR_SETCLOCK and check
- Delete second HAVE_PTHREAD_KEY_DELETE

cmake/os/WindowsCache.cmake

@@ -127,7 +127,6 @@ SET(HAVE_PTHREAD_ATTR_GETSTACKSIZE CACHE  INTERNAL "")
 SET(HAVE_PTHREAD_ATTR_SETSCOPE CACHE  INTERNAL "")
 SET(HAVE_PTHREAD_ATTR_SETSTACKSIZE CACHE  INTERNAL "")
 SET(HAVE_PTHREAD_CONDATTR_CREATE CACHE  INTERNAL "")
-SET(HAVE_PTHREAD_CONDATTR_SETCLOCK CACHE  INTERNAL "")
 SET(HAVE_PTHREAD_GETAFFINITY_NP CACHE  INTERNAL "")
 SET(HAVE_PTHREAD_INIT CACHE  INTERNAL "")
 SET(HAVE_PTHREAD_KEY_DELETE CACHE  INTERNAL "")

config.h.cmake

@@ -200,10 +200,8 @@
 #cmakedefine HAVE_PTHREAD_ATTR_SETSCOPE 1
 #cmakedefine HAVE_PTHREAD_ATTR_SETSTACKSIZE 1
 #cmakedefine HAVE_PTHREAD_CONDATTR_CREATE 1
-#cmakedefine HAVE_PTHREAD_CONDATTR_SETCLOCK 1
 #cmakedefine HAVE_PTHREAD_GETAFFINITY_NP 1
 #cmakedefine HAVE_PTHREAD_KEY_DELETE 1
-#cmakedefine HAVE_PTHREAD_KEY_DELETE 1
 #cmakedefine HAVE_PTHREAD_KILL 1
 #cmakedefine HAVE_PTHREAD_RWLOCK_RDLOCK 1
 #cmakedefine HAVE_PTHREAD_SIGMASK 1

configure.cmake

@@ -375,7 +375,6 @@ CHECK_FUNCTION_EXISTS (pthread_attr_setscope HAVE_PTHREAD_ATTR_SETSCOPE)
 CHECK_FUNCTION_EXISTS (pthread_attr_getguardsize HAVE_PTHREAD_ATTR_GETGUARDSIZE)
 CHECK_FUNCTION_EXISTS (pthread_attr_setstacksize HAVE_PTHREAD_ATTR_SETSTACKSIZE)
 CHECK_FUNCTION_EXISTS (pthread_condattr_create HAVE_PTHREAD_CONDATTR_CREATE)
-CHECK_FUNCTION_EXISTS (pthread_condattr_setclock HAVE_PTHREAD_CONDATTR_SETCLOCK)
 CHECK_FUNCTION_EXISTS (pthread_getaffinity_np HAVE_PTHREAD_GETAFFINITY_NP)
 CHECK_FUNCTION_EXISTS (pthread_key_delete HAVE_PTHREAD_KEY_DELETE)
 CHECK_FUNCTION_EXISTS (pthread_rwlock_rdlock HAVE_PTHREAD_RWLOCK_RDLOCK)