CHECK_FLAG
if (CHECK_FLAG('a'))
return (ftp_request(url, CHECK_FLAG('a') ? "APPE" : "STOR", NULL,
low = CHECK_FLAG('l');
pasv = CHECK_FLAG('p') || !CHECK_FLAG('P');
verbose = CHECK_FLAG('v');
direct = CHECK_FLAG('d');
verbose = CHECK_FLAG('v');
if (CHECK_FLAG('4'))
else if (CHECK_FLAG('6'))
verbose = CHECK_FLAG('v');
if (CHECK_FLAG('4'))
else if (CHECK_FLAG('6'))
direct = CHECK_FLAG('d');
noredirect = CHECK_FLAG('A');
verbose = CHECK_FLAG('v');
ims = CHECK_FLAG('i');