thd_lib_detected moved so that it is correctly declared as a data

section symbol and not a common symbol on gcc 4.0.1 on darwin 8.8.0
PowerPC MacOS X 10.4.8

mysys/my_pthread.c

@@ -29,7 +29,6 @@
 #define SCHED_POLICY SCHED_OTHER
 #endif
 
-uint thd_lib_detected;
 
 #ifndef my_pthread_setprio
 void my_pthread_setprio(pthread_t thread_id,int prior)

mysys/my_thr_init.c

@@ -47,6 +47,8 @@ pthread_mutexattr_t my_fast_mutexattr;
 pthread_mutexattr_t my_errorcheck_mutexattr;
 #endif
 
+uint thd_lib_detected;
+
 #ifdef NPTL_PTHREAD_EXIT_BUG /* see my_pthread.h */
 
 /*