thread-utils.hon commit t9501-*.sh: Fix a test failure on Cygwin (1b3187b)
   1#ifndef THREAD_COMPAT_H
   2#define THREAD_COMPAT_H
   3
   4extern int online_cpus(void);
   5extern int init_recursive_mutex(pthread_mutex_t*);
   6
   7#endif /* THREAD_COMPAT_H */