HelenOS sources

try_lock_shared_for   77 uspace/lib/cpp/include/__bits/thread/shared_mutex.hpp             bool try_lock_shared_for(const chrono::duration<Rep, Period>& rel_time)
try_lock_shared_for  205 uspace/lib/cpp/include/__bits/thread/threading.hpp             static bool try_lock_shared_for(shared_mutex_type& mtx, time_unit timeout)