Backport: Remove unused and ancient files, functions, and facilities.

client/mysql.cc:
  Remove unused functions.
client/sql_string.cc:
  Remove unused functions.
include/my_pthread.h:
  Remove unused prototype.
mysys/my_pthread.c:
  Remove unused function.
sql/lock.cc:
  Remove unused function.
sql/lock.h:
  Remove unused and duplicated prototypes.
sql/sql_class.h:
  Removed unused variables.
sql/sql_const.h:
  Remove unused defines.
sql/sql_priv.h:
  Remove unused defines.
sql/sql_string.cc:
  Remove unused prototype.
sql/thr_malloc.cc:
  Remove unused function.
sql/thr_malloc.h:
  Remove unused prototype.
storage/myisam/CMakeLists.txt:
  Remove obsolete fulltext file.
storage/myisam/Makefile.am:
  Remove obsolete files (were already commented out).
storage/myisam/ft_eval.c:
  Remove obsolete fulltext file.
storage/myisam/ft_eval.h:
  Remove obsolete fulltext file.
storage/myisam/ft_stem.c:
  Remove obsolete fulltext file.
storage/myisam/ft_test1.c:
  Remove obsolete fulltext file.
storage/myisam/ft_test1.h:
  Remove obsolete fulltext file.

1 files changed, 0 insertions, 5 deletions

diff --git a/mysys/my_pthread.c b/mysys/my_pthread.c
index b6b7e7db857..3019e4bc5c1 100644
--- a/mysys/my_pthread.c
+++ b/mysys/my_pthread.c
@@ -492,11 +492,6 @@ int my_pthread_mutex_trylock(pthread_mutex_t *mutex)
 
 /* Some help functions */
 
-int pthread_no_free(void *not_used __attribute__((unused)))
-{
-  return 0;
-}
-
 int pthread_dummy(int ret)
 {
   return ret;