O_TRUNC 871 htags/htags.c op = open(to, O_WRONLY|O_CREAT|O_TRUNC|O_BINARY, 0775); O_TRUNC 57 libdb/db.c O_RDWR | O_SHLOCK | O_TRUNC) O_TRUNC 82 libutil/dbop.c rw = O_RDWR|O_CREAT|O_TRUNC;