grantpt
int grantpt(int);
if (grantpt(p) == -1)
if (grantpt(p) == -1)
if(grantpt(*cntrl) < 0 ||
int grantpt(int fd);
grantpt(manager); /* change permissions of subsidiary */
int grantpt();
if (grantpt(masterfd) != 0) {
extern int grantpt(int);
if (grantpt(mfd) != 0 || unlockpt(mfd) != 0) {