pthread_mutex_init  104 compat/os2threads.h static av_always_inline int pthread_mutex_init(pthread_mutex_t *mutex,
pthread_mutex_init  106 compat/w32pthreads.h static inline int pthread_mutex_init(pthread_mutex_t *m, void* attr)
pthread_mutex_init  130 libavutil/thread.h #define pthread_mutex_init     strict_pthread_mutex_init