ref: 57bffefe7e30fae10caae16aa36fcb1150ddc46f dir: /cmd.h/
void download(S3*, char*, Biobuf*, int (*fn)(S3*,Hcon*,char*)); void downloadrange(S3*, char*, Biobuf*, long, long); int parseuri(S3*, char*, int, char*); int parseargs(S3*, int, char**);