font_lookup
glyph = font_lookup(&state->tg_font, c, a);
glyph = font_lookup(&state->tg_font, c, a);
glyph = font_lookup(&state->tg_font, screen_buffer[idx].c,
uint8_t *font_lookup(const struct vt_font *, teken_char_t,
from = font_lookup(&gfx_state.tg_font, c, &a);