*** TEST ID 01 ***
getegid = 0
getgid = 0
setgid(5)
getegid = 0
getgid = 5
setpgid(getpid(), 10) - ENOSYS

geteuid = 0
getuid = 0
setuid(5)
geteuid = 0
getuid = 5

getpid = 1
__getpid = 1
getppid = 0
setsid - EPERM
getpgrp - return local node - OK
getpgrp returned 1
getgroups - return 0 - OK

setuid(5)
getlogin() -- ()
setuid(0)
getlogin() -- (root)
getlogin_r(NULL, LOGIN_NAME_MAX) -- EFAULT
getlogin_r(buffer, 0) -- ERANGE
*** END OF TEST ID 01 ***