dcopy
(void) fcntl(SHIN = dcopy(0, FSHIN), F_SETFD, 1);
(void) fcntl(SHOUT = dcopy(1, FSHOUT), F_SETFD, 1);
(void) fcntl(SHDIAG = dcopy(2, FSHDIAG), F_SETFD, 1);
(void) fcntl(OLDSTD = dcopy(SHIN, FOLDSTD), F_SETFD, 1);
(void) fcntl(dcopy(f, FSHTTY), F_SETFD, 1);
(void) dcopy(SHDIAG, 2);
j = dcopy(i, j);
OLDSTD = dcopy(0, FOLDSTD);
SHOUT = dcopy(1, FSHOUT);
SHDIAG = dcopy(2, FSHDIAG);
boolean_t dcopy;
dcopy = B_FALSE;
dcopy = B_TRUE;
dcopy = B_TRUE;
if (dcopy == B_TRUE) {