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#include <stddef.h>
#include "shed.h"
int shed_history_forward(struct shed *e)
{
if (e->cur->next != NULL) {
e->cur = e->cur->next;
}
return shed_redraw(e);
}
int shed_history_backward(struct shed *e)
{
if (e->cur->prev != NULL) {
e->cur = e->cur->prev;
}
return shed_redraw(e);
}
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