MTYPE_2_ACK - OpenBSD

Symbol: MTYPE_2_ACK

regress/sys/kern/sysvmsg/msgtest.c

if (msgrcv(sender_msqid, &m, sizeof(m), MTYPE_2_ACK, 0) != sizeof(m))

regress/sys/kern/sysvmsg/msgtest.c

m.mtype = MTYPE_2_ACK;