Function accessible

src/monmove.c:2187–2194

}

boolean
accessible(coordxy x, coordxy y)
{
    /* use underlying terrain in front of closed drawbridge */
    int levtyp = SURFACE_AT(x, y);

    return (boolean) (ACCESSIBLE(levtyp) && !closed_door(x, y));
}

/* decide where the monster thinks you are standing */
void