Symbol: pty_isfree
sys/fs/ptyfs/ptyfs_vnops.c
351
if (pty_isfree(ptyfs->ptyfs_pty, 1))
sys/kern/tty_ptm.c
118
if (pty_isfree(i, 0))
sys/kern/tty_ptm.c
197
error = !pty_isfree(md, 1);
sys/sys/pty.h
34
int pty_isfree(int, int);