Symbol: MNTFROM
sbin/umount/umount.c
181
if (!(newname = getmntname(name, MNTFROM, type)) &&
sbin/umount/umount.c
184
if (!(newname = getmntname(oname, MNTFROM, type)) &&
sbin/umount/umount.c
275
if ((what == MNTFROM) &&