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#include "local_proto.h"
int cmp_near(const void *pa, const void *pb)
{
NEAR *p1 = (NEAR *)pa;
NEAR *p2 = (NEAR *)pb;
if (p1->from_cat < p2->from_cat)
return -1;
if (p1->from_cat > p2->from_cat)
return 1;
return 0;
}
int cmp_near_to(const void *pa, const void *pb)
{
NEAR *p1 = (NEAR *)pa;
NEAR *p2 = (NEAR *)pb;
if (p1->from_cat < p2->from_cat)
return -1;
if (p1->from_cat > p2->from_cat)
return 1;
if (p1->to_cat < p2->to_cat)
return -1;
if (p1->to_cat > p2->to_cat)
return 1;
return 0;
}
int cmp_exist(const void *pa, const void *pb)
{
int *p1 = (int *)pa;
int *p2 = (int *)pb;
if (*p1 < *p2)
return -1;
if (*p1 > *p2)
return 1;
return 0;
}
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