Compile fixes for aix52-64bit.

include/my_bitmap.h:
  Protect incluce of my_pthread.h with #ifdef THREAD, to make it work in non-thread environment.
sql/rpl_tblmap.h:
  Remove unused NO_TABLE enum which broke compilation on picky compilers (trying to put ULONG_MAX into an int...)

include/my_bitmap.h

@@ -17,7 +17,9 @@
 #ifndef _my_bitmap_h_
 #define _my_bitmap_h_
 
+#ifdef THREAD
 #include <my_pthread.h>
+#endif
 
 #define MY_BIT_NONE (~(uint) 0)
 

sql/rpl_tblmap.h

@@ -54,10 +54,6 @@ class table_mapping {
 
 public:
 
-  enum {
-    NO_TABLE = ULONG_MAX
-  };
-
   enum enum_error {
       ERR_NO_ERROR = 0,
       ERR_LIMIT_EXCEEDED,