ref: 5b4e05db11ca7a7c4f910fef6d6243d623eb8694 dir: /libnpe/rename.c/
#include <unistd.h> int rename(char *old, char *new) { Dir d; nulldir(&d); d.name = new; return dirwstat(old, &d) > 0 ? 0 : -1; }