Symbol: msg_extractcred
usr/src/uts/common/fs/sockfs/socktpi.c
1784
nso->so_peercred = msg_extractcred(mp, &nso->so_cpid);
usr/src/uts/common/sys/strsubr.h
1239
extern cred_t *msg_extractcred(mblk_t *, pid_t *);