src/lib/zint/render.c
int render_plot_add_line(struct zint_symbol *symbol, struct zint_render_line *line, struct zint_render_line **last_line)
{
	if (*last_line)
		(*last_line)->next = line;
	else
		symbol->rendered->lines = line; // first line

	*last_line = line;
	return 1;
}
/*
 * Add the line to the current rendering and update the last line's
 * next value.
 */
Add the line to the current rendering and update the last line's
next value.
Add the line to the current rendering and update the last line ' s next value .
int render_plot_add_line(struct zint_symbol *symbol, struct zint_render_line *line, struct zint_render_line **last_line)
{
	if (*last_line)
		(*last_line)->next = line;
	else
		symbol->rendered->lines = line; 
	*last_line = line;
	return 1;
}
int render_plot_add_line ( struct zint_symbol * symbol , struct zint_render_line * line , struct zint_render_line * * last_line ) { if ( * last_line ) ( * last_line ) -> next = line ; else symbol -> rendered -> lines = line ; * last_line = line ; return 1 ; }
Add the line to the current rendering and update the last line's
 next value.
Add the line to the current rendering and update the last line ' s next value .
// first line