#include <u.h>#include <libc.h>#include "webfs.h" voidget(void){	Webfs *w = webfs("http://httpbin.org/get");	if(w == nil)		sysfatal("webfs: %r"); 	char *data = webfsget(w);	if(data == nil)		sysfatal("webfsget: %r"); 	print(data); 	free(data); 	webfsfree(w);} voidpost(void){	Webfs *w = webfs("http://httpbin.org/post");	if(w == nil)		sysfatal("webfs: %r"); 	if(webfshdr(w, "Content-Type", "application/octet-stream") < 0)		sysfatal("webfshdr: %r"); 	char *data = webfspost(w, "Hello!");	if(data == nil)		sysfatal("webfsget: %r"); 	print(data); 	free(data); 	webfsfree(w);} voidmain(int argc, char *argv[]){	ARGBEGIN{	}ARGEND 	get();	post(); 	exits(nil);}