usbi_cond_wait   1815 third_party/libusb/src/libusb/io.c 		usbi_cond_wait(&ctx->event_waiters_cond, &ctx->event_waiters_lock);
usbi_cond_wait     78 third_party/libusb/src/libusb/os/threads_windows.h int usbi_cond_wait(usbi_cond_t *cond, usbi_mutex_t *mutex);