ref: f02c92a5fb2d18e1248a67b15cd2ec7dcea2b4d7
dir: /sys/src/ape/lib/ap/stdio/rename.c/
/*
* pANS stdio -- rename
*/
#include "iolib.h"
int rename(const char *old, const char *new){
if(link((char *)old, (char *)new)<0) return -1;
if(unlink((char *)old)<0){
unlink((char *)new);
return -1;
}
return 0;
}