ref: a91a01b018c181d150937db6f74cb1f7d0e3ebde
dir: /src/cmd/sys.h/
struct fprop { unsigned uid; unsigned gid; unsigned long mode; long size; time_t time; }; extern const char invalidchars[]; extern time_t totime(long long t); extern char *canonical(char *path); extern int getstat(char *fname, struct fprop *prop); extern int setstat(char *fname, struct fprop *prop);