Symbol: comc_ischar
usr/src/boot/i386/libi386/comconsole.c
211
tty->c_ready = comc_ischar;
usr/src/boot/i386/libi386/comconsole.c
294
return (comc_ischar(cp) ? inb(sp->ioaddr + com_data) : -1);
usr/src/boot/i386/libi386/comconsole.c
81
static int comc_ischar(struct console *);