Symbol: SH_TAILQ_FIRSTP
usr/src/cmd/sendmail/db/include/shqueue.h
140
((head)->stqh_first == -1 ? NULL : SH_TAILQ_FIRSTP(head, type))
usr/src/cmd/sendmail/db/include/shqueue.h
168
SH_TAILQ_FIRSTP(head, type)->field.stqe_prev = \