__lwp_rwlock_rdlock - Illumos

Symbol: __lwp_rwlock_rdlock

usr/src/lib/libc/inc/thr_uberdata.h

extern int __lwp_rwlock_rdlock(rwlock_t *, timespec_t *);

usr/src/lib/libc/port/threads/rwlock.c

error = __lwp_rwlock_rdlock(rwlp, tsp);