taglinefilesource code
vt_newvt515drivers/char/tty_io.cvt_cons[new_console]->vt_newvt = -1;
vt_newvt633drivers/char/tty_io.cvt_cons[fg_console]->vt_newvt = new_console;
vt_newvt697drivers/char/vt.cvt_cons[console]->vt_newvt = 0;
vt_newvt803drivers/char/vt.cif (vt_cons[console]->vt_newvt >= 0)
vt_newvt810drivers/char/vt.cvt_cons[console]->vt_newvt = -1;
vt_newvt818drivers/char/vt.cint newvt = vt_cons[console]->vt_newvt;
vt_newvt819drivers/char/vt.cvt_cons[console]->vt_newvt = -1;
vt_newvt29drivers/char/vt_kern.hint    vt_newvt;